In a VERY collectable condition,this Revox A77,MK4 - 2-track version. The wooden casing is almost undamaged,shiny,beautiful coloured.Comes with very good quality tape on Revox reels,with an original radiorecording(on this machine recorded,for testing the machine.) A77 - version MK IV Serial-No. G 145 100 - G 289 836 produced 08.1974 - 10.1977 The well known reliability of the Revox A77 is a result of a professional design concept, a concept which successfully combines the advantages of a solidly built tape transport mechanism with those of an advanced electronic circuit design. It is fully serviced,heads demagnetized and professionally updated,WHEREVER necessary.The tape,which provided,is pre-recorded on THIS machine,but best results are made,when (brand)new tape is used. This is a 3,75" (9,5cm/s) and 7,5" (19cm/s)machine (normal Revox standards). DUE TO FRAGILITY AND WEIGHT, AND VERY PROFESSIONAL PACKAGING,THERE ARE ADDITIONAL SHIPPING COSTS. SPECS: Motor: 2 x reel, 1 x capstan 2-Track version Reel size: up to 10.5 inch reel Equalization: NAB, IEC Tape speeds: 3 3⁄4 7 1⁄2 ips Frequency response: 30Hz to 20kHz (7 1⁄2 ips)