Pre-owned condition with cosmetic wear, blemishes, and imperfections from use & age. It has been tested and the heads were cleaned The pots and switches were sprayed and the metal parts were lubed as well. The end result of three years of intensive research and development work and ten prototype models, the SD-7000 is Sansui’s ultimate answer to just what a true high fidelity stereo tape deck should be. As one of the world’s foremost audio only specialists, Sansui has spared no effort in making it one of the most complete, most advanced taping machines ever developed. A wide dynamic range, wide frequency response range, high signal to noise ratio, low distortion and automatic reverse, repeat, rewind and shut off operations are just a few of the many outstanding features of the SD-7000. Track system: auto reverse, 4-track, 2-channel, stereo/monaural system. Heads: 1 x record, 2 x play, 1 x erase. Motor: 2 x reel, 1 x capstan. Reel size: 5 or 7 inch reel. Wow and flutter: 0.06%. Frequency response: 15Hz to 25kHz. Signal to Noise Ratio: 60dB. Input: 70mV (line), 14mV (DIN), 0.5mV (mic). Output: 1.2V (line), 1.2V (DIN). Dimensions: 435 x 535 x 260mm.