Denon premium headphones. The resolution is high, the sound is natural and soft, and makes you feel the high level of musicality. Even though it is sealed, it has excellent S/N, and the sound does not collapse even when the volume is raised. The exterior is slightly oxidized. Serial 1041802012 (Yonejima Satoshi)
Maintenance information: 2024.4.24 sweep check OK
Accessories: instruction manual
Main specifications: sealed headphones, dynamic aperture 50 mm driver unit, 25 ohms, 108 dB, 5 to 45,000 Hz, 370 g
Light and compact, stylish headphones from JVC. The sound has excellent sound insulation and is comfortable to listen to (Tamura Eiji)
Maintenance information: 2024.3.15 sweep check OK
Accessories: case
Main specifications: dynamic type 12 to 24,000 Hz 32 ohms 103 dB 66 g
The price has been reduced. 2024/4/15 sales price 35,000 yen It is a high-end masterpiece that has been loved by Sennheiser for a long time. As a studio monitor, it demonstrates its power without regret. It expresses delicate sound and clear space, and provides both vocals and performances with high resolution. There is a slight feeling of use on the earpads (Kanai Hidetsugu)
Maintenance information: 2024.4.15 sound output confirmed
Accessories: original box, instruction manual, cable
Main specifications: dynamic open air, 300 ohms, 103 dB, playback frequency band 10 to 39,500 Hz, cable length: 3.0 m, mass: approx. 260 g