The Sony TC-WR661 is a compact cassette tape recorder that was released by Sony in the late 1980s. It is part of Sony's popular Walkman line of portable audio devices. Some of its features include Dolby B noise reduction, auto reversing playback, and a built-in microphone for recording. The TC-WR661 also has a dual-speed playback function that allows users to listen to regular and extended play (EP) cassettes at the appropriate speeds. It is powered by two AA batteries or an AC adapter, and comes with a pair of stereo headphones.
Type: auto reverse, double compact cassette deck
Track System: 4-track, 2-channel stereo
Tape speed: 4.8 cm/s
Heads: 1 x record/playback, 1 x playback, 1 x erase