Sony TC-131 Stereo Cassette Deck Well working. Very rare small deck! Not often seen in this condition. Specifications Type: 2-head, single compact cassette deck Track System: 4-track, 2-channel stereo Tape Speed: 4.8 cm/s Heads: 1 x record/playback, 1 x erase Tape Type: type I, CrO2 Noise Reduction: B Frequency Response: 40Hz to 15kHz (CrO2 tape) Signal to Noise Ratio: 64dB (dolby B) Wow and Flutter: 0.22% Total Harmonic Distortion: 2.5% Input: 60mV (line), 0.2mV (mic) Output: 0.775V (line) Semiconductors: 32 x transistors, 20 x diodes Dimensions: 15-5/16 x 3-3/4 x 9-1/16 inches Weight: 9lbs Year: 1973