Akai 4000DS Stereo Reel to Reel Tape Recorder everything is doing well , is offered with 2 x tapes and manual (copy) Specifications Track system: 4-track, 2-channel, stereo/monaural system Heads: 1 x record, 1 x playback, 1 x erase Motor: 1 x SSM-1 4-pole induction Reel size: up to 7 inch reel Tape speeds: 3 3⁄4 7 1⁄2 ips Wow and flutter: 0.15% (7 1⁄2 ips) Frequency response: 30Hz to 23kHz (7 1⁄2 ips) Signal to Noise Ratio: 50dB Total harmonic distortion: 1.5% Crosstalk: 50dB Input: 70mV (line), 7mV (DIN), 0.8mV (mic) Output: 1.228V (line), 0.4V (DIN) Semiconductors: 11 x transistors, 4 x IC, 4 x diodes Dimensions: 406 x 314 x 194mm Weight: 11.4kg