Please see Pics for more details.
In working condition but have a noise when plays, i dont know if the reason is the cassette, in the future must need new belts. 
Includes International Tracking.

Specifications

Type: 2-head, single compact cassette deck

Track System: 4-track, 2-channel stereo

Tape Speed: 4.76 cm/s

Heads: 1 x record/playback, 1 x erase

Motor: DC servo

Tape Type: type I, CrO2, FeCr

Noise Reduction: B

Frequency Response: 20Hz to 17kHz  (Cr02 tape)

Signal to Noise Ratio: 45dB  (dolby C)

Wow and Flutter: 0.1%

Total Harmonic Distortion: 1.5%

Input: 50mV (line), 0.3mV (mic)

Output: 0.775V (line)

Semiconductors: 4 x IC, 45 x transistors, 35 x diodes, 2 x LED

Dimensions: 420 x 150 x 330mm

Weight: 7.5kg

Year: 1977