The 7.4m pair end of the speaker cable is an unprocessed OFHCC continuous crystal copper long type that is clear and bright, and has a slightly tough sound with sharpness throughout. Perfect for rock and jazz (Kojima Yosuke)
Accessories: none
The price has been reduced. 2025/12/9 sales price 15,000 yen. *Currently sold. A 2.1 channel system with satellite speakers and woofers that Bose specializes in. The satellite speakers are small and have a degree of freedom of setting, making it easy to match the desired sound image and the sound field of the room. You can listen to the lively and energetic BOSE sound. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.12.7 operation confirmed
Accessories: instruction manual, connection cord
Main specifications: Speaker part: W77 x H161 x D121 mm (actual measurement) weight 0.9 kg (actual measurement) woofer part: W190 x H364 x D482 mm (actual measurement) weight 9.55 kg (actual measurement)
The disposal price has been reduced. Member discounts are not applicable. 2025/5/24 sales price 4,000 yen. ※Inexpensive because it is in poor condition. Currently sold. For those looking for AV speakers! The compact size, which can be used in both front and surround, is attractive, and opens up a natural sound space unique to Yamaha. In addition to the exterior, there are many screw holes, and a feeling of use can be seen, such as peeling, dullness, scratches, stains, etc. on the bottom plate (Kobayashi Hitoshi)
Maintenance information: 2025.5.11 Operation confirmed
Accessories: saran net
Main specifications: 2 way 3 speakers 6Ω 86dB W107 × H360 × D133.7 mm 2.4 kg
The price has been reduced. 2025/12/1 sales price 12,800 yen. *Currently sold. A compact bookshelf type speaker system that allows you to fully enjoy music with higher sound quality from a high-resolution sound source. It has delicate, high-quality reproducibility, and the visuals also have a sense of luxury. It seems that it can also be used on the PC side of this size. You can see a feeling of use such as appearance, dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.11.29 Operation confirmed
Accessories: saran net, instruction manual, original box
Main specifications: phase reversal bookshelf impedance 6 ohms playback frequency band 45 Hz to 40 kHz output sound pressure level 81 dB W135 x H230 x D220 mm 2.9 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/11/18 sales price 15,000 yen. *Set of 2 This stand is made of high-carbon cast iron with excellent vibration handling capabilities. It can be used for a wide range of speakers from large to medium. The sound image is accurately and tightly reproduced. You can see a feeling of use on the exterior, rust, dullness, abrasions, etc. (Kobayashi Hitoshi)
Accessories: none
Main specifications: W100×H140×D300mm Weight 8kg
Center speaker stand Sound quality measures are also enhanced by using high-density MDF materials. It reproduces clear sound quality by suppressing mid-range reflections, etc. Exterior, paint deterioration, dullness, stains, scuffs, etc. can be seen (Kobayashi Hitoshi)
Accessories: none
Main specifications: top plate load capacity 15 kg W448 x D300 x H230 mm 3.2 kg
The price has been drastically reduced. 2025/11/27 sales price 7,500 yen. ※1 bottle only. This is a comfortable 16 cm cone type full range unit with excellent stretch in the mid to high range range. The vocals have a vivid texture and are exquisite. If you put it in a larger box, the low frequencies will come out well. There is a feeling of use such as rust on the frame, small scratches, dirt on the corn paper, etc. (Murakoshi Yoichi)
Maintenance information: 2025.11.25 sound output confirmed
Accessories: none
Main specifications: 16 cm cone type full range Alnico 8 ohm playback frequency characteristics FO to 16 kHz 92 dB diameter 165 x depth 113 mm 10.2 kg/book
The price has been drastically reduced. 2025/11/30 sales price 29,800 yen. *Only 1 bottle is currently sold. Although it is an affordable 30 cm woofer, you can enjoy the profound sound unique to Alnico. The frequency characteristics are as wide as 30 to 4000 Hz, and can be used in both 2 and 3 ways. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.11.23 Operation confirmed
Accessories: none
Main specifications: Alnico 30 cm impedance 8 ohms 30 to 4000 Hz 99 dB W311 x D143 mm 6.8 kg
The price has been drastically reduced! 2025/12/12 sales price 178,000 yen Maintained! Mcintosh tube FM tuner MR71 The sound unique to FM broadcasts has an appeal different from CDs and records, and the FM sound with a thick, sweet Macintosh sound is exceptional. The exterior has oxidation, scratches, etc. Serial 3181 (Fujisawa Yukishi)
Maintenance information: 2025.12.12 Maintained (tube all pin polishing. Replace the filter capacitor in the power supply section. Output coupling capacitor replacement. F cover sensitivity readjusted. internal and external cleaning)
Accessories: No accessories
Main specifications: frequency characteristics 20Hz to 20kHz SNR 70dB separation 35dB harmonic distortion ratio 0.5% output level 2.5V W407 × H138 × D335 mm weight 14.5 kg
The price has been drastically reduced! 2025/12/15 sales price 1,200,000 yen Maintained! It's a crossbow preamp that follows the Cello ENCORE 1MΩ flow. The sound is innocent yet supple and nostalgic. It is a valuable car where you can experience the awesomeness of the infinitely neutral and transparent sound that VIOLA promotes without any coloring. There are small scratches, dullness, and a feeling of use. Serial 0087 (Fujisawa Yukishi)
Maintenance information: 2025.12.15 Maintained (volume disassembly contacts have been cleaned. The GAIN volume shaft has a lot of rattling, so I adjusted the clearance between the knobs and panels. The power connector receiving screw has been attached. Each input/output operation was checked.)
Accessories: connection cord, power cord
Main specifications: fixed resistance switching type analog amplifier circuit module equipped with 4 output systems (XLR x 2, Fischer x 1, RCA x 1), 6 input systems (XLR x 1, Fischer x 1, RCA x 4) TAPE OUT (RCA x 1) main body W445 x H110 x D430 mm 9 kg power supply unit W225 x H110 x D400 mm 7.6 kg
The price has been reduced! 2025/12/16 sales price 1,180,000 yen Exterior cleaning, unit gap cleaning, etc. have been overhauled! Officially imported by TEAC. Genuine TEAC autograph equipped with a TANNOY K3808 unit. The Shinkosha enclosure, which was manufactured with a license from the home country of England, was particularly appreciated for its good sound, and is characterized by a rich sound field reproduction that sounds loud like an autograph. The core K3808 coaxial 2-way unit is designed based on the famous monitor Gold and uses a gathered hard edge with good response. Coupled with the clear and sharp mid-high range, it creates a firm and majestic mid to low range. Serial 001568/001574 (Yonejima Satoshi)
Maintenance information: 2025.12.16 Maintained (unit maintenance: low range side edge softening treatment/magnetic circuit gap cleaning/center adjustment, high frequency side magnetic circuit gap cleaning center adjustment. Network maintenance: frequency characteristics check, ATT cleaning, faston terminal replacement, terminal cleaning. Exterior cleaning/simple repairs. Saran net cleaning/repasting, frame repair)
Accessories: saran net
Main specifications: 2-way, 1 speaker, all-horn system, corner type, 2-way unit (K3808), frequency characteristics, 50 Hz to 20,000 Hz, nominal impedance, 8 ohms, output sound pressure level, 96 dB, crossover frequency, 1,000 Hz, crossover frequency, 1,000 Hz, W1,070 x H1,525 x D670 mm, weight approx. 85 kg
The price has been drastically reduced! 2025/11/20 sales price 99,800 yen Maintained! JBL professional 2 inch screwdriver. It is an item that continues to be used today in large horn systems, etc. The quality unique to titanium diaphragms makes the vocal breathing, drum hi-hat, and outstanding realism no matter which one you take. The exterior is dull and dirty. Serial 023492/023566 (Tamura Eiji)
Maintenance information: 2025.11.20 Maintained (vibration plate installation adjustment, insulation bushing replacement. Vibrating plate mounting screw replacement. Ultrasonic cleaning of terminals. Pad dampener replacement. DCR (023492/7.4Ω vibrating plate no scratch) (023566/8.2 ohm vibrating plate no scratch)
Accessories: No accessories
Main specifications: 2 inch driver, slot diameter: 5 cm; allowable input: 100 W; sound pressure level: 111 dB; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/bottle
The disposal price has been reduced! Member prices are not applicable. 2025/12/11 sales price 250,000 yen Maintained! This is the 2010 version of the SV-2. This time it will be the 211 model. Compared to the 2007 model, it has a plump and glossy sound like a vacuum tube amplifier. There are also 4 input systems, so it's easy to use. There are scratches and paint peeling on the exterior. (TAMURA Eiji)
Maintenance information: 2025.12.11 Maintained (input volume and function switch replacement, bonnet fixture, vacuum tube pin cleaning, solder correction. ※Bias check Each input and output sound was checked. Output approx. 9 W (8 ohms))
Accessories: instruction manual, power cable, bonnet
Main specifications: 4 input systems with volume W410 x D408 x H251 mm weight 35 kg
The disposal price has been reduced! (Member discounts are not applicable) 2025/9/23 sales price 148,000 yen Exterior cleaned! Sony's masterpiece. A car that plays everything from classical music to jazz in a fresh, natural sound field. It is a model that is large, powerful enough, and has high cost performance. While the low frequencies are tight, there is a firm sense of volume. A 30mm thick hardwood particle board with a double layer structure is used as the enclosure baffle board. There are scatters of scratches on the top plate. (FUJISAWA KOSHI)
Maintenance information: 2025.9.22 exterior cleaned
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex system floor type 30 Hz to 20,000 Hz 8 ohm cross 550 Hz, 4,500 Hz W510 x H940 x D445 mm 48 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/12/9 sales price 228,000 yen We are repairing the exterior, but the repair marks are conspicuous, so it's cheap! Comes with a dedicated stand (S143 STAND) Marble top specification A new-generation JBL equipped with an LE14 woofer and 175 driver improved to a modern version plus a super tweeter. Unlike the JBL sounds of yesteryear, it is a powerful sound with a wide range. The range that extends to the bottom end, which is common to the K2 series, and the high level of transparency are attractive. The exterior has been repaired, but scratches, spike marks, repair marks, etc. remain. The insulator has deteriorated and oxidized. Serial F20950328/F20950295 (Tomoho Asaine)
Maintenance information: 2025.12.9 maintained (exterior cleaning/repair/black part paint peeling, tear repair, cleaning unit cleaning, jumper creation)
Accessories: stand, saran net, spike, spike holder
Main specifications: main body 3 way 6 ohm 100W 92 dB W450 x H664 x D395 mm 41.7 kg stand W450 x H348 x D395 mm 20.8 kg
The price has been reduced! 2025/12/14 sales price 248,000 yen 2024 maintenance completed! A popular preamp sold during the heyday of analog. The mid-range is more glossy and has a sexier vibe than the one after C29. That rich sound can truly be said to be a preamp representing the golden age of McKinn. You can see a feeling of use, such as appearance, dullness, and abrasions. Serial AK9084 (Matsumoto Tsuyoshi)
Maintenance information: 2025.12.14 operation confirmed 2024.4.19 maintenance (each SW, VOL cleaning, pin jack cleaning, lamp deterioration replacement, panel peeling correction, pin jack caulking, additional block capacitor installation, shield cable earth solder treatment, operation check)
Accessories: copy of instruction manual
Main specifications: input terminals, RCA4, PHONO input, 2 pre-out systems, W430 x H140 x D365 mm, 13.8 kg
The disposal price has been reduced! Member prices are not applicable. 2025/12/12 sales price 1,480,000 yen This is the current Marantz reference SACD player that will be in stock for the first time at Hi-Fi Hall. Equipped with a new-generation HDAM circuit. It is a model that can be said to be the culmination of the past, and incorporates all Marantz technology. Sound that is faithful to the original sound is reproduced while keeping the breadth and high resolution intact. It's a player who brilliantly recreates a vast stage when you close your eyes. Serial MCPC112400004 (Tamura Eiji)
Maintenance information: 2025.12.12 operation confirmed
Accessories: instruction manual, original box, remote control, connection cable
Main specifications: Output terminals: analog unbalance x 1, analog unbalance x 1, coaxial digital x 1, headphone x 1, headphone x 1 input terminals: coaxial digital x 1, optical digital x 1, USB-B x 1, W440 x H192 x D442 mm, weight 33.0 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/11/24 sales price 598,000 yen 2023/1, both exterior and unit have been maintained. The bottom finish is different on the left and right. Mount the 604C green unit to the Altec Consumer No. 1 corner type enclosure! It's a pretty sensible sound that feels like ICONIC! I feel that the balance between the volume and shape of the unit and enclosure, and how to cut the bass reflex is perfect. It's unclear where the enclosure is from, but the finish makes me feel that the hearing test was repeated after actually setting the 604C. In addition to the exterior, peeling of the veneer on one side of the bottom, small scratches, chips, paint deterioration, and lots of cracks on the sides, etc., dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2025.11.23 Operation confirmed 2023.1.6 maintenance (exterior cleaning, repair of peeling part on one side of the bottom. Unit high frequency magnetic circuit gap cleaning center adjustment, single-sided woofer edge crack repair.)
Accessories: none
Main specifications: [604C] 15 inch coaxial 2 way 16 ohm frequency band 30-22000 Hz [N1600A] crossover frequency 1600 Hz W910 x H933 x D614 mm
The disposal price has been reduced. Member discounts are not applicable. 2025/12/12 sales price 378,000 yen This is the best phono equalizer amplifier developed with the aim of reproducing the deep appeal of analog discs by combining analog technology up until now. The front panel is easy to handle, and can perform everything from impedance adjustment to GAIN adjustment and MM/MC switching, and is finished to create a bold and supple sound. The top plate is rubbed, and there is a slight feeling of use (Murakoshi Yoichi)
Maintenance information: 2025.12.9 sound output confirmed
Accessories: power cord, instruction manual (copy)
Main specifications: MM/MC compatible phono equalizer independent amplifier configuration dedicated to MM/MC input impedance mm1kΩ, 47kΩ, 100kΩ/mc3Ω, 10Ω, 30Ω, 100Ω, 300Ω, 1KΩ, W465 × H121 × D405 mm 14.5 mm
The price has been drastically reduced. 2025/12/12 sales price 298,000 yen A power amplifier that inherits the direct lineage of the first P-300 when Accuphase was founded. It is easily compatible with low load impedances, and the deep, roomy playback sound is attractive. By connecting to a bridge, the driving power of the advanced P-7000 class can be reproduced. Serial I6Y537 (Hiura Katsuji)
Maintenance information: 2025.12.12 sound output confirmed
Accessories: power cord, instruction manual (copy)
Main specifications: 75W+75W (8Ω) 300W (8Ω) single channel 3 para push-pull current feedback amplifier circuit W465 × H180 × D425 mm 24.0 kg when connected to a bridge
The price has been drastically reduced. 2025/12/12 sales price 898,000 yen Speaker system S1 that creates innovative values sent out by MAGICO. In addition to a 7-inch woofer with a carbon nanotube seat and a driver with a lightweight and strong vibration system, the enclosure using seamless teardrop airgrade aluminum alloy extraction material and cast aluminum material creates an astonishing sound image. There are no particularly noticeable scratches or stains (Kanai Hidetsugu)
Maintenance information: 2025.12.9 sound output confirmed
Accessories: saran net, spike, spike holder
Main specifications: 2 way/2 speakers sealed floor stand type efficiency 86dB 1W/1m impedance 4Ω W248 x H1170 x D222 mm weight 34 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/12/13 sales price 298,000 yen Laser pickup ASSY replacement included manufacturer maintenance! Popular SE (special edition) model! High sound quality that surpasses that of dedicated SACD machines in the same class. You can handle everything from pure audio to DVD multi-channel playback with this one unit. WBT's high-grade terminals and internal main wiring use 6N pure copper wire, so you can enjoy clear, high-pitched sound quality typical of esoterics. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.12.13 maintenance completed (mechanical parts replacement mechanism including laser pickup ASSY, mechanical parts replacement, ASSY disassembly/cleaning/lubricating, clamper mechanism partial disassembly/rework correction repair carried out, each connector part reworked correction repair carried out, each part inspection/check/operation confirmed, and cleaned)
Accessories: remote control, instruction manual, power cord
Main specifications: Playable discs: DVD video, DVD audio, SACD, CD, CD-R, CD-RW, video CD, DVD-RW video output: DVI terminal 1, S1/S2 terminal 1, video 1, component 1, D1/D2 terminal 1 audio output: RCA1 system, XLR1 system, optical digital x 1 system, coaxial digital x 1 system, i.LINK x 1 system word sync input (BNC x 1) W442 x H153 x D353mm 23.5kg
The price has been reduced. 2025/12/16 sales price 998,000 yen ※ It is cheap because you can see many signs of use, such as abrasions and peeling veneer that are noticeable on the exterior. Rebel Audio's flagship ULTIMA tall boy speaker. A woofer equipped with a neodymium magnet using a pure titanium diaphragm, and a 4-way configuration with a mid-range and forged pure beryllium tweeter. There is a sense of unity in the unit structure, and the powerful sound with good cohesion like a full range is attractive (Takasaki Atsushi)
Maintenance information: 2025.12.16 sound output confirmed
Accessories: saran net
Main specifications: 4-way 6Ω 86dB crossover 150Hz, 575Hz, 2.3kHz W356 × H1,385 × D584 mm 80.7 kg
The price has been reduced. 2025/12/16 sales price 398,000 yen Manufacturer maintenance completed. Popular bright cherry wood color! Model equipped with a diamond dome tweeter. The high frequencies are natural and silky. The sound field is also wider than the conventional model, so orchestras can play. The banana plug on the attached jumper has been replaced with an external product. In addition to stickiness on the exterior and bass reflex port, you can also see a feeling of use such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.14 manufacturer maintained (tweeter tube back mounting part processing, mounting position adjustment) 2025.11.12 manufacturer maintained (tweeter housing replacement. (Operation test after parts replacement) Darkening in the center of the diamond tweeter dome may cause the TW unit to vibrate and come into contact with the grille due to vibration depending on the size of the input, and black marks may appear. This phenomenon is normal and within the scope of product use.
Accessories: jumper, banana plug terminal cap, instruction manual (copy)
Main specifications: 2 way 2 speakers bass reflex diamond dome tweeter 8 ohm crossover 4 kHz frequency characteristics 42 to 33 kHz W238 x H418 x D351 mm 12 kg
The price has been drastically reduced. 2025/12/10 sales price 498,000 yen Refreshed and maintained, including replacement of 3 block capacitors, 4 ceramic capacitors, and 14 oil capacitors! The rare early C20 is now in stock. More than 60 years have passed since it was released, and thorough maintenance has revived the sound from that time. It has a thick, soft touch and glossy mid-high range typical of Old McKinn, and vividly expresses music (Daiki Goto)
Maintenance Information: 2025.12.10 Maintained (Main Volume Nut Loosening and Retightening Repair/Volume Wobble Reduction Treatment → Knob Replacement (Replacement Parts Offset) · Oil Capacitors 0.1 μF and others replaced with 16 BlackBeauty, BlackCat · Block Capacitors 2000 μF etc. Deterioration Replacements 3 · Diode Deterioration Replacements 2 · Vacuum Tube Sockets and RCA Jack Caulking Repairs ※ Other to AC100117V Operation has been checked)
Accessories: none
Main specifications: Vacuum tube used 6x4, 12AX7, 12AU7 dimensions W390 x H146 x D315 mm weight 8.3 kg
Maintained in 2024/5. A Threshold power amplifier that uses a Stasis circuit developed by Nelson Pass. It is a talented model that combines sufficient driving power to make even large speakers sound well, and good sound separation. There are small scratches and dullness on the exterior (Oikawa Tetsuji)
Maintenance information: 2024.5.9 maintained (check → large Lch distortion → normal instability in the board vibration test → pattern solder defect (crack) present, other power stage Tr all check, OK, operation check)
2023.3.25 Maintained (breaker switch replacement, operation check) 2023.2.15 Maintained (INPUT shield cable broken → re-soldered ~ operation check)
Accessories: power cable
Main specifications: rated output 200W+200W (20Hz to 20kHz, 8Ω) W480 x H192 x D480 mm 37 kg
Maintained! Dinaco tube preamp. An American sound with an outstanding crisp, dry tone and a slight sense of extrusion. There is a lot of feeling of use on the exterior front panel, such as dullness, stains, corrosion, scuffs, etc. (Murakoshi Yoichi)
Maintenance information: 2025.12.10 Maintained (switch contact cleaning, contact grease application. Vacuum tube socket replacement, retighten power switch knob, check input/output operation)
Accessories: none
Main specifications: Rectifier tube 12x4 12AX7 x 4 PHONO1 system line system 3 system tape system 1 system pre-out 1 system W335 x H100 x D220 mm
Full maintenance from the exterior to the unit network! A system equipped with the famous Monitor GOLD machine in an original sealed enclosure. The good sound of acoustic instruments and small-group classics is still attractive enough. The beauty of the sound, which can be said to be the origin of European beautiful tone speakers, is exceptional. Serial 125496/141744 (Takahashi Nobuyuki)
Maintenance information: 2025.12.18 sound output confirmed 2025.7.20 maintained (exterior repair/polishing/clear finish, rear baffle repair/paint saran net cleaning/reapplication fraying repair unit maintenance: low frequency characteristics check, ATT cleaning, low frequency capacitor replacement, 4 pin terminal/terminal cleaning)
Accessories: none
Main specifications: Coaxial 2-way sealed speaker system unit 10 inch MONITOR GOLD coaxial 2-way playback frequency band 25 Hz to 20 kHz maximum input 15 W input impedance 8 Ω crossover frequency 1 kHz dimensions W380 x H583 x D 240 mm weight 13 kg
Maintained using carefully selected parts such as vacuum tubes, electrolysis, block capacitors, etc. You can enjoy a glossy mid to high range sound with a high sense of transparency and a thick, exquisite balance. It's a model that has been over half a century since it went on sale for analog fans, but it's still one they admire. The lustrous, indescribable tone is an appeal that cannot be enjoyed on modern devices. There is a feeling of use such as a line scratch on the left side of the front panel, small scratches on the wood case, dullness, and dirt on the back. Serial 7-21677 (Murakoshi Yoichi)
Maintenance information: 2025.12.17 maintained (each switch and selector contact repair, vacuum tube ECC83 x 1, shield case replacement, replacement and addition of 3 50μF block capacitors, 200μF electrolytic capacitors and 5 others, vacuum tube socket and RCA jack caulking repairs. (*Operation has also been checked with AC 100 to 117 V)
Accessories: none
Main specifications: tubular control amplifier, vacuum tube, ECC83/12AX7, 3-stage NF equalizer, NF type step switching control, W453 x H185 x D267 mm, 7.5 kg
A complete maintenance item with wood cabinet exterior repair, replacement of each capacitor, and complete volume disassembly and polishing! The famous SQ38FDMK2, which symbolizes Luxman of yesteryear, has been revived through thorough maintenance. In addition to the rich and powerful sound of the 38FD, this model has achieved an even wider range. Please try combining it with Tannoy speakers. The soft sound should make you feel unexpectedly taken aback (Daiki Goto)
Maintenance information: 2025.12.18 Maintained (exterior repair/top plate painting. Replaced due to poor rear VOL. Other VR and SW disassembly contacts have been repolished. After re-polishing, an anti-oxidation and sulfation prevention grease is applied. Replacement of parts that have deteriorated over time (11 electrolytic capacitors, 6 film capacitors, 14 oil capacitors, 5 block capacitors, 8 vacuum tube sockets, 8 rectifier diodes, 6 semi-fixed resistors), SW/VOL complete disassembly contacts polished, and grease applied to prevent oxidation and sulfidation. Exterior cleaning, circuit adjustment, input/output waveform confirmation, load test (1 kHz sine wave, at 8 ohm load: 26W+26W), sound output test)
Accessories: copy of manual, power cable
Main specifications: effective output 30W+30W (4Ω/8Ω/16Ω) dimensions W476 x H190 x D335 mm weight 18 kg