Goldstar TSR-640 and TSR-641
Production Year: 1982
Woofers: 16cm, 3.2 ohms
Tweeters: 5cm, 4 ohms
Output: 2 x 5.5W max, or 2 x 4.5W at 10% distortion.
Wow and Flutter: 0.15% WRMS
Frequency Response: 100 to 12,000 Hz using Metal tape
Power Supply: 12V (8 D-cells)