Power transformer primary: 100V secondary: CT-6.3V/3A x 2, 5-6.3V/3A, 350-310-40-0-310-350V/20mA DC200mA W104 x H92 x D88 mm approx. 4 kg (actual measurement, not including protrusions) There are small abrasions and paint peeling in places (Kojima Yosuke)
Accessories: none
The disposal price has been reduced. Member discounts are not applicable. 2024/6/2 sales price 1,600,000 yen ※This is a 50 Hz specification. Maintained! A new Studio Technik Dusch suspension on a glass turntable! Fonoico is also a nice setting at 155th in the Franz era. The sharpness, precision of contouring, and a very thick sound are just words. A world-class player who still grabs the hearts of many analog fans and never lets go. Enjoy sounds that can only be experienced with EMT. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.6.2 Maintained (930ST: motor detached/lubricated, adjusted. Replace deteriorated forward phase capacitors with new ones. Speed adjustment brake felt replacement. Main bearing housing detachment, gasket replacement, bearing ball damage replacement, etc., sealant attachment assembly. Replace the motor bush with a new one that has deteriorated. Replace the deteriorated turntable anti-noise rubber belt with a new one. Replace the idler with a new one that has deteriorated. 155ST: Balance adjustment trimmer resistor defective replacement. NF gain adjustment trimmer resistor noise exchange. Foundation solder deterioration correction. audio measurements. SW/VR cleaning, coat processing. Left and right output adjustment. (Running test OK)
Accessories: power cord, manual (copy), oil, connection cable (1 pair each of XLR and RCA)
Main specifications: idler drive system aluminum die-cast turntable rotation speed 33 1/3, 45, 78 rpm W490 x H234 x D410 mm [tone arm EMT929] dynamic balance type needle pressure range 0 to 5 g [equalizer amplifier 155 st] frequency characteristics 40 Hz to 20,000 Hz input impedance 140 to 200 ohms output impedance 200 to 600 ohms [cartridge TSD-15 ] MC type output voltage 0.15 mV suitable needle pressure 2.5 g impedance 24 ohms
Speaker cable A standard BELDEN speaker cable nicknamed “sea snake” with an untreated 1.0 m pair end. The cable braided in orange and black is impressive, and it features a tight sound. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.13 continuity confirmed
Accessories: none
Speaker cable A standard BELDEN speaker cable nicknamed “sea snake” with an unprocessed 1.1 m pair end. It is a cable with thickness and a sense of extrusion in the mid-range (Murakoshi Yoichi)
Maintenance information: 2024.4.7 continuity confirmed
Accessories: none
※1 bottle only. Speaker cable 2.0m is a standard BELDEN speaker cable nicknamed “sea snake” with an untreated end. The cable braided in orange and black is impressive, and features a tight sound (Murakoshi Yoichi)
Maintenance information: 2024.3.29 continuity confirmed
Accessories: none
Equivalent to the Hitachi DS-5T. Replacement needles for HRD-100 and HRD-101 It is unopened and operation has not been checked (Hiura Katsutsugu)
Maintenance information: operation unconfirmed
Accessories: none
The price has been drastically reduced! 2024/5/9 sales price 39,800 yen D/A converter with a built-in “ES9038PRO.” This model has a compact design, is compatible with MQA, high-resolution, and DSD sound sources, and has excellent cost performance. Desktops etc. are the worst. There are no noticeable scratches on the exterior (Tamura Eiji)
Maintenance information: 2024.5.9 operation confirmed
Accessories: instruction manual (no Japanese), remote control, AC adapter
Main Specifications: Input: USB/OPTICAL/COAXIAL/BLUETOOTH USB: 44.1 to 768 kHz/DSD64 to 512 OPTICAL/COAXIAL: 32 to 192 khz W100 x H62 x D192 mm Weight 0.58 kg
The A2500 is a tube type power amplifier kit that has been replaced with speaker terminals that are easy to use even for beginners. 6AQ8 for the first stage and 12AU7 for the phase reversal stage both use triodes. Since triodes are used across all stages, the sound is taut and bright, with excellent nude characteristics. The exterior has dullness over time, rust, and small scratches. Serial 560561 (Miura Kimiya)
Maintenance information: 2018.4.28 Maintained (printed circuit board resistor replaced. (Adjustment characteristics check OK) 2014.11.21 maintenance completed (input VR, vacuum tube socket, coupling capacitor, SP terminal, BIAS DC BAL, semi-VR, each deterioration exchange, adjustment, characteristic check OK)
Accessories: instruction manual
Main specifications: 6 RA8 push-pull 6 RA8 x 4/12 AU7 x 2/6AQ8 10W+10W W410 x H145 (with hood) x D190 mm 9.6 kg
Designed with a complete dual mono configuration from the power transformer. The pre and power are also independently configured. The high range is sparkling, and the mid and low frequencies are thick, making it a profound sound. The exterior has dullness, threads, and scratches on the front (Ryo Mizusaki)
Maintenance information: 2024.5.31 Maintained (The battery was replaced and the board pattern was corrected due to liquid leakage in the function memory battery. (Since the VR shaft is long, accuracy cannot be achieved, and stress is applied to the VR, so the extension shaft flexible joint Assy was replaced)
Accessories: remote control, instruction manual, power cord
Main specifications: effective output 85W+85W (8Ω) 170W+170W (4Ω) input: unbalanced (RCA) x 6 systems (1 system is PHONO: MM/MC compatible, 1 is TAPE) outer dimensions W440 mm x H95 mm x D400 mm weight 13 kg
Screwdriver Transpair sale 1st order: 5 kΩ 2nd order: 5 kΩ CT/1.25 ksplit DC30mA 50 to 15 kHz output level 30dBm W76 × H83 × D44mm 0.7 kg (actual measurement, including protrusions) One side with original box seems to be an unused item due to the state of the terminal! (KOJIMA Yosuke)
Accessories: original box
The A3500 vacuum tube power amplifier has been refreshed by thorough maintenance down to the smallest details, such as volume disassembly and polishing. The warm, fresh tone, filled with the appeal of a vacuum tube type, is still appealing enough today. You can enjoy music with a rich, thick tone that contrasts with the clicking tones of recent vacuum tube amplifiers. As for the exterior, paint deterioration and peeling can be seen on the transformer on one side, and there is a feeling of use such as dullness, small scratches, etc., and there is a dent in the hood. ※3-pole tube connection specification. 20W+20W (actual measurement) is output as specified by the manufacturer (Takasaki Atsushi)
Maintenance information: 2023.2.3 maintained (main tube (6CA7) replacement vacuum tube socket, block capacitor, electrolytic capacitor, oil capacitor, SP and RCA terminals, complete disassembly of semi-fixed VR replacement power input gain volume, contact polishing, anti-oxidation/sulfation grease coating load test (8Ω load 1kHz 20W+20W) input/output waveform confirmation sound output check performed)
Accessories: copy of the manual
Main specifications: 20W+20W (8Ω) vacuum tube 6CA7×4/6AQ8×3 W465×H168×D206mm 16kg
Choke transformer 10H/120mA DC resistance 110Ω (actual measurement 112.2Ω) W68 x H91 x D71 mm 1.6 kg The paint is peeling off in places, and there are rust stains (Kojima Yosuke)
Accessories: none
Unused item! (Opened to confirm continuity) Power transformer primary: 100-105-110V secondary: 22-25V/AC5.5A x 2 (Bridge DC3.2A), 5.5V/AC1A x 2 W120 x H140 x D100mm 5.5 kg original box, with instructions, fixed stay, and fixing nut (Kojima Yosuke)
Accessories: original box, manual, fixed stay, fixed nut
Unused item! (Opened to confirm continuity) Power transformer primary: 100-105-110V secondary: 22-25V/AC5.5A x 2 (Bridge DC3.2A), 5.5V/AC1A x 2 W120 x H140 x D100mm 5.5 kg original box, with instructions, fixed stay, and fixing nut (Kojima Yosuke)
Accessories: original box, manual, fixed stay, fixed nut
Maintained. This is a heavyweight premain amplifier manufactured by PIONEER. Since they are only from the bubble period, large quantities of material were used, and they are highly cost-effective amplifiers. Even the smallest sounds are clearly reproduced, and the sound quality, which is both thick, shows how well crafted it was unique to that time. Overall there are small scratches, dullness, etc. (Oikawa Tetsuji)
Maintenance information: 2024.5.19 maintained (output relay replacement, master volume exchange, muting SW exchange, direct switch, etc., switch disassembly polishing grease application (input selector, recoup, loudness, tape 3, speaker switching SW), each volume, switch cleaning, interior and exterior inspection and cleaning, operation confirmation. * (Additional note) Since the master volume is a replacement, it can be adjusted in detail when the volume is low to medium volume, but when the volume is raised and auditioned, the VR seems to be raised (12:00). (*When listening to a phono, the sound will not come out unless the EQ switch is turned on)
Accessories: instruction manual
Main specifications: output 100W+100W (8Ω) 120W+120W (6Ω) 150W+150W (4Ω) power consumption 270W dimensions W420 x H162 x D435 mm weight 19.6 kg
This is a pre-main amplifier that allows you to enjoy everything from analog records to the latest high-resolution sound sources with high sound quality. The sound is clear and highly transparent, and it outputs music with a high sampling rate even more attractively. An independent dedicated board phono equalizer compatible with MM/MC is used. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.8 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: rated output 4Ω/60W+60W 8Ω/30W+30W practical maximum output 90W+90W frequency characteristics 10Hz-100kHz W435 x H139 x D331 mm 9.2 kg
Disposal prices have been reduced. Member discounts are not applicable. 2018/10/24 Sales price 3,000 yen These are parts made in Mexico whose details are unknown. There is rust, dirt, etc. (NAGAI Michio)
Maintenance Information: 2018.10.24 Conductivity Confirmed
Accessories: none
It hasn't been in stock in a long time! Accuphase Premium Cartridges Using a sapphire tube cantilever, the sound is straightforward with no specific sound, almost no distortion, and a perfect sense of range. Now it's a manufacturer that pushes ahead with the cutting edge of digital audio, but it's a cartridge where you can once again feel the high level of analog audio technology (Yamato Yuki)
Maintenance information: 2024.5.31 operation confirmed
Accessories: The original box needle cover is missing
Main specifications: MC type output voltage 0.18 mV needle pressure 1.5 to 2.5 g optimal 2 g impedance 4 ohms line contact needle
DP-1300M heavy headshell counterweight, set of 2 types, large and small A must-have item for those who use heavyweight cartridges such as SPU and FR. It can also be attached to the DP-500M. Recommended for those who use a variety of cartridges. There is slight dullness on the exterior (Murakoshi Yoichi)
Accessories: none
Main specifications: Compatible cartridges for their own weight/for 20 to 28 g (small) /for 26 to 37 g (large)
Comes with original box! DP-1300M heavy headshell counterweights, set of 2 large and small A must-have item for those using heavyweight cartridges such as SPU and FR. It can also be attached to the DP-500M. It is recommended for those who use a variety of cartridges. There are some scratches on the exterior (Fujisawa Yukishi)
Accessories: original box
Main specifications: Compatible cartridge weight/for 20 to 28 g (small) /26 to 37 g (large)
The price has been drastically reduced. 2024/3/11 sales price 80,000 yen The MEDIUM/LONG knob doesn't work, so it rotates idle, but it's a specification. QUAD tubular AM tuner. It is designed to take power from QUAD 2. Also, although the meter is an overseas specification, it is a domestic band specification. ※This is a mono specification. In order to play on 2 channels, it is necessary to connect the pin jack to the RADIO 2 terminal of QUAD2 and press the MONO and STEREO switches simultaneously (Daiki Goto)
Maintenance information: 2024.3.11 Maintained (・AM antenna ASSY added/IF/RF readjusted*Other operation checked. *When tuning with TUNE, the LCD on the right edge will open. After tuning in, it is common to listen on WIDE RANGE. Also, since the LONG WAVE circuit in this model has been removed, the LONG/MEDIUM selector is invalid and the knobs are dummy.)
Accessories: antenna cable
Main specifications: W270 x H95 x D15 mm 2.6 kg (actual measurement)
Digital breakout cable sold separately is included. High end AD/DA converter compatible with maximum sample rate PCM768 kHz and DSD 11.2 MHz. In addition to being an excellent USB-DAC, this extremely powerful high-output headphone amplifier that is compatible with balanced driving demonstrates more power than its size. It is also equipped with a high-resolution display, so you can enjoy music both audibly and visually. There is a slight thread on the exterior (Mizusaki Ryo)
Maintenance information: 2024.6.1 operation confirmed
Accessories: manual, original box, power adapter, conversion connector (digital breakout cable)
Main specifications: audio interface, maximum sampling frequency PCM768kHz, DSD 11.2 MHz, output impedance: 200 Ω balanced, 100 Ω unbalanced
The disposal price has been reduced (member prices are not applicable). 2024/5/14 sales price 158,000 yen The top plate has line damage, so it's cheap. Genuine Rin Japan. A famous player that brought network audio to the world at a high level. Equipped with the same functions as the KLIMAX DS, such as balanced output. The density of sound and the rich amount of information are attractive. The remote control is LINN's general-purpose type (Oikawa Tetsuji)
Maintenance information: 2024.5.14 operation confirmed (PCM/playback up to 192 kHz OK)
Accessories: power cable, universal remote control
Main specifications: support files FLAC, WAV, AIFF, AAC, MP3, WMA W381 x D360 x H80 mm 4.0 kg
Comes with original box! This is an 8cm full range unit from MarkAudio's ALPair series. It is a self-made unit that is attracting attention because of its technical ability, which has been produced with high accuracy, and has advanced playback capabilities, such as precise and delicate high frequencies. (FUJISAWA KOSHI)
Maintenance information: 2024.5.2 operation confirmed
Accessories: original box
Main Specifications: 8cm full range speaker 4Ω 95-30,000 Hz 85.45dB 10W
Disposal prices have been reduced! (Member discounts are not applicable) 2023/7/31 Sales price 15,000 yen*Currently sold. It is a 2.1 channel speaker system that perfectly matches Bose's unique compact, high-performance speaker technology with bass reproduction technology. You can easily enjoy simple 2.1 channels. As for the exterior, there are cracks in the woofer cabinet, overall dullness, and small scratches. Serial 990701 (Yonejima Satoshi)
Maintenance information: 2023.7.31 Operation confirmed
Accessories: no accessories
Main Specifications: Rated Input 100W Impedance 6Ω Satellite Speaker 6.0 cm Driver x 2, Antimagnetic Type, W78 x H157 x D104 mm, 1.1 kg, Subwoofer, 13 cm, 2 Drivers, W485 x H358 x D192 mm, 9.1 kg
A record cleaner that indirectly imparts moisture to the case by adsorbing liquid onto the sponge inside the case. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Accessories: none
Maintained! NAKAMICHIN's pre-main amplifier is in stock for the first time in a while. Simple design like an English amp. The thick, energetic sound typical of Nakamichi is attractive. The exterior has dents, dullness, and small scratches on the top plate. Serial 07436 (Yonejima Satoshi)
Maintenance information: 2024.5.31 Maintained (power switch replaced. Output relay replacement. (Switch and volume contact correction)
Accessories: No accessories
Main specifications: 80W+80W (8Ω) equipped with Phonomm/MC W430 x H125 x D360 mm weight approx. 15.0 kg
※Shipping service. Special Feature = Phono Equalizer Audition Report Part 2/World Speaker Brand Research Part 2/Diatone DS-MA1/Yufuin “Listen to Western 16A at Sanso Muryoto!” /Type Separate Tube Amp Research Compact Pre-Main/Analog Prestige Brand Research “DYNAVECTOR” /Record Needle Repair/Continued · Send Ale to Zonotone/ H19.10.20 Issued/Published Model: EQS MK 12/C-2410 AD-2800/New MP Series/IO-M/HCTR01/L-505U/G1302/PL300 PL300 PL100/PHONO-ONE/RIAA-22 MK-2/EA-3/EQA-777/TR-EQ1/EAR 834P-5/symphonic/xono/AS-3.8i/RA-VT11/Nimis RC/TUBE 53/.
The photograph is a sample, so the actual product may be broken, or there may be markings etc.
※Shipping service. Special Feature = Listen to the Latest MC Cartridge/Audio Famous Machine Award 2008 Decided/World Speaker Brand Large Aperture Temptation 1/Infatuation with Open Decks/TAD “TAD Reference One” that sounds famous devices/30th anniversary Learn about Dynaudio's great challenge to high definition speakers/Check out Zonotone Cable's ability in analog playback /Type Specific Tube Bulb Amplifier Research High-End Amplifier/Published on H20.1.20/ Posted models: Criterion Analogue Playback System/gyrodec-UNV1/EA-1 2 P-3G/AT33MONO/MC Windfeld/A-S2000/Illusion A7/SC-11S1 SM-11S1/C-600F M-600A/AT33PTG/YC-03S/Model 7000/Celebration MK2/ZYX-4D/ Stradivari/Hyper Eminent/TRV-M88pp/reference-two reference-one/SD-2 KR/The photograph is a sample, so the actual product may be broken and there may be writing etc.
※Shipping service. Special Feature = Latest Analog Player Audition Report 1/20 Commemorative Special Event “Unforgettable, Famous Analog Devices and Masterpieces” /Listen to Hot New Speakers/Talk About the Appeal of Ashkenazi Analog Records/Sound the Famous Machine “SONY SS-AR1” /Listen to the Full Technical Brain System/Test US RGPC Power Enhancer/Test the Power Supply Enhancer by Type, New Generation Model Edition/H20.7.20 Published /Model: MAJIK LP12/TD-550BC/RPM 9.1/VPS PL-L/Aurora/Ultra Eminent BC/HAMP30 HAMP05/A-S1000/TT-15S1/VPI Aries Scout/Solid Machine/Ambient with Unify9/Orbese-Unv1/System SG2 Phantom/LS3 5A/MSM-1/AM-105i/SX- M3/G2000/G1 GIYA/T-88/IA21/XM-300B/CA-03L/8834M/M-3BC M-A3S/MFSL-C3.5/AT-OC9ML 2/PH3D/excesioAle opus/ The photograph is a sample, so the actual item may be broken and there may be writing etc.
Both the interior and exterior have been fully restored and refreshed! This is the second generation of Tannoy's famous machine ARDEN. The warm and soft tone is attractive. It plays all kinds of music lusciously and gently. In particular, it works great with vacuum tube amplifiers, and the sense of orchestra scale and smooth playback of stringed instruments are satisfying enough to listen to. It is beautiful due to exterior repairs (Sasaki Shota)
Maintenance information: 2024.5.10 Maintained (exterior repair/polishing/oil finish. Front and rear baffles/hakama repair/painting. Saran net replacement/frame repair/reinforcement. Unit maintenance: low range/edge exchange, magnetic circuit gap cleaning/center adjustment, high pass/magnetic circuit rust removal/gap cleaning/center adjustment. Network maintenance: frequency characteristic check, ATT cleaning, faston terminal replacement, terminal cleaning)
Accessories: none
Main specifications: 2 way, 1 speaker, bass reflex system, floor type specification unit 3828, crossover frequency, 1 kHz, output sound pressure level, 91.5 dB, 8 ohms, dimensions W660 x H990 x D370 mm, weight 43 kg/book
Full internal and external maintenance completed in 2022! This is the second generation of Tannoy's famous machine ARDEN. The warm and soft tone is attractive. It plays all kinds of music lusciously and gently. In particular, it works great with vacuum tube amplifiers, and the sense of orchestra scale and smooth playback of stringed instruments are satisfying enough to listen to. The exterior has some impact scratches and board repair marks on one side of the hakama part. Serial 003354/003047 (Fujisawa Yukishi)
Maintenance information: 2022.9.23 Maintained (terminal screws, rust removal, acid washing, cleaning. Internal connection terminal (faston) replaced with a new one. ATT (SW type) contact cleaning. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. Check the input/output waveform and balance, and check the sound output. Unit maintenance (high range side: magnetic circuit gap cleaning/center adjustment) exterior repair/polishing/oil finish. Front and rear baffles/hakama repair/painting Saran net replacement)
Accessories: saran net
Main specifications: 2 way, 1 speaker, bass reflex system, floor type specification unit 3828, crossover frequency, 1 kHz, output sound pressure level, 91.5 dB, 8 ohms, dimensions W660 x H990 x D370 mm, weight 43 kg/book
Internally and externally maintained! This is the second generation of Tannoy's famous machine ARDEN. The warm and soft tone is attractive. It plays all kinds of music lusciously and gently. In particular, it works great with vacuum tube amplifiers, and the sense of orchestra scale and smooth playback of stringed instruments are satisfying enough to listen to. The exterior has been beautifully finished due to exterior maintenance. Serial 011093 016017 (Tomonori Asaine)
Maintenance information: 2024.4.18 Maintained (exterior repair/polishing/oil finish front and rear baffle/hakama repair/paint saran frame reinforcement painting/net replacement, batch polishing unit maintenance (high frequency magnetic circuit/in-gap cleaning/center adjustment diaphragm gap indirect attachment) ATT cleaning unit detachable)
Accessories: saran net
Main specifications: 2 way, 1 speaker, bass reflex system, floor type specification unit 3828, crossover frequency, 1 kHz, output sound pressure level, 91.5 dB, 8 ohms, dimensions W660 x H990 x D370 mm, weight 43 kg/book
The price has been reduced. 2024/4/18 sales price 600 yen Nagaoka record cleaner using Italian velvet. The exterior shows a feeling of use such as dullness, etc., and wear on the velvet (Asaine Tomoho)
Accessories: none
LUXMAN's classic line selector. It is an easy-to-use and convenient model that outputs from 1 input system to 4 systems, and conversely, outputs from 4 input systems to 1 system. The exterior has been changed to dullness and rubber feet. Serial 20220398 (Tamura Eiji)
Maintenance information: 2024.6.6 operation confirmed
Accessories: none
Main specifications: 1 system, 4 systems input/output W160 x H65 x D95 mm, 530 g
Luxman High Definition Speaker Selector It's a long-running model. The discrete design where each ground circuit is switched, and 6N wires are used for internal wiring, etc., and the special configuration typical of the company shines. The speaker terminals are also compatible with banana and Y lug terminals. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.4 continuity confirmed
Accessories: instruction manual, original box
Main specifications: 1 input system, 3 SP output systems, W370 x H71 x D164 mm, 3 kg
Denon speaker stand The height can be changed, so it's convenient. If you've been looking for one, please take this opportunity. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Accessories: instruction manual
Main specifications: W355 x H535 to 950 (adjustable height) x D309 mm 3.8 kg
The flat characteristics make the sound good and are delicate. The sound quality is relatively thick among Audio-Technica models, and I like it without losing too much weight. The cantilever is slightly to the right. There is dirt and dullness (Hiura Katsuji)
Maintenance information: 2024.2.23 sound output confirmed
Accessories: none
Main specifications: mm type output voltage 4 mV needle pressure 0.75 to 1.75 g oval needle self weight 9 g
※Since there are no compatible cartridges, it has not been checked. Audio-Technica SP exclusive replacement needle. For those who use AT-3M, please use it as stock (Kobayashi Hitoshi)
Accessories: original box
Main specifications: 2.5 mil diamond needle, standard needle pressure 2 to 3 g
Audio-Technica mini jack to standard jack conversion plug The terminal part is gold-plated, and reliable conduction is achieved through reliable crimping through terminal shape research (Murakoshi Yoichi)
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2023/10/12 sales price 500 yen D terminal cable 1.0m titanium-containing sheath suppresses vibration and achieves high image quality. The exterior has a light feeling of use (Tomonori Asae)
Maintenance information: 2023.10.12 continuity confirmed
Accessories: original box
Digital cable 1.0m RCA terminal It uses a titanium-containing sheath, OFC (oxygen-free copper) wire, gold-plated contacts that are resistant to aging, and a sturdy metal pin plug with strong reliability. Good product with little feeling of use (Kanai Hidetsugu)
Maintenance information: 2023.7.20 Conductivity confirmed
Accessories: original box
Digital cable 1.0m round optical mini plug (optical digital voice) → square optical plug (optical digital voice) You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2024.4.21 continuity confirmed
Accessories: original box