Sony ES TC-WR90ES Dual Auto Reverse Cassette Deck

Specifications
Type: auto-reverse, double compact cassette deck
Track System: 4-track, 2-channel stereo
Tape Speed: 4.8 cm/s
Heads: 2 x record/playback, 2 x erase
Tape Type: type I, CrO2, Metal
Noise Reduction: B, C
Headroom Extension: HX Pro
Frequency Response: 20Hz to 20kHz (Metal tape)
Signal to Noise Ratio: 74dB (dolby C)
Wow and Flutter: 0.06%
Total Harmonic Distortion: 1.0%
Input: 97.5mV (line)
Output: 0.44V (line)
Dimensions: 470 x 135 x 345mm
Weight: 7kg
Year: 1990