Sound Master IV Copy Expansion Unit

Designed to work perfectly with SoundMaster IV expandable duplicators. Simply attach with the included expansion cable and instantly your SoundMaster IV is making 8-copies. Add as many as you wish to meet demand. "Long-life stereo heads Ferrite erase heads Makes copies at 16x speed LED Peak Level Indicators Independent volume controls per channel Universal power supply (110/240VAC)" "4 pocket design (4 copy tapes) 4-track, 4-channel, T-Core, Stereo Playback Heads Long-life Ferrite Erase Heads Type I (normal bias) 30ips/16x normal speed duplication Global switching power supply (110/24VAC 60Hz) One year parts & labor warranty" 12 3/4 (W) x 10 (H) x 9 1/4 (D), 30 pounds