Sony - TC-K770ES Stereo Cassette Deck (1991-92) Technical and optical in very good condition. Beautiful display and sounds even better! 3-HEAD for the best results. Specifications Type: 3-head, single compact cassette deck Track System: 4-track, 2-channel stereo Tape Speed: 4.8 cm/s Heads: 1 x combination record/playback, 1 x erase Motor: 1 x reel, 1 x capstan, 1 x assist Tape Type: type I, CrO2, Metal Noise Reduction: B, C, HX Pro Frequency Response: 20Hz to 21kHz (Metal tape) Signal to Noise Ratio: 76dB (dolby C) Wow and Flutter: 0.025% Total Harmonic Distortion: 1.0% Input: 77.5mV (line) Output: 0.44V (line) Dimensions: 430 x 135 x 350mm Weight: 6.7kg Year: 1991