订阅每周 HiFi 精选 — 新设备、好文推荐与优惠信息。
The Sony MDR-CD770 is a pair of closed-back over-ear headphones. It features a circumaural design that provides good sound isolation and comfort. These headphones were released in the late 1980s and are no longer in production. They have a frequency response range of 10Hz to 25kHz and an impedance o...