Hi thereThis is a Roland TR-707 Rhythm Composer tr707 161027
Unit works perfectly but the output is little bit unstable. Please see photos for cosmetic condition details.The Roland TR-707 Rhythm Composer is a programmable  sample-based  built by the , beginning in 1984. The TR-707 was a staple in early  music, particularly with . It is also a staple of almost all electronically produced  (). Because the TR-707 offers a limited number of instruments sampled at 12 bits, its sound is considered dated by modern standards. However, it is still in use because of its versatility in synchronizing with other hardware and its fully featured interface, comparable to that of high-end Roland drum machines such as the  and .The TR-707 has fifteen  sounds, which include two individual bass drum and snare sounds that cannot be triggered simultaneously. The instruments are labeled as Bass Drum, Snare Drum, Low Tom, Mid Tom, Hi Tom, Rimshot, Cowbell, Hand Clap, Tambourine, Hi-Hat (Closed or Open), Cymbal (Crash or Ride), as well as an additional function labeled , which serves to modify the volume of the other instruments.The TR-707 provides four levels of  that operate globally on the rhythm, as well as  that can be applied to any step. The device offers 64 programmable patterns, which are editable via step-write or tap-write, that can be sequenced together into any of four different tracks. Patterns and tracks can be stored on the device (providing that two AA batteries are inserted) or onto an optional memory cartridge with twice the capacity.The TR-707 is particularly sought after by users of  gear from the same era because it can synchronize with other hardware via both  and , although it cannot do so when controlled by other hardware. There is also an output that allows the Rimshot to trigger hardware that accepts a voltage pulse, such as the . There are individual volume sliders and output jacks for each instrument group, which is unusual for digital drum machines.Here is the manual  in English We know there are many sellers who do not understand guitars. But do not worry about it . We are experts for musical instruments  and our professional guitarist or keyboard player checked the condition.If you have a question, feel free to ask itAnd If you want to buy not only other rare musical instruments but also products  in Japan , contact us. Most of Japanese people can not ship them to foreign countries and can not communicate with you using English well.Our business is to find it and get some handling fee from you! Like 10% of total amount fee .And we also can negotiate with these sellers too. So it is really good deal for you!