This unit has been tested and is in excellent working order. Despite a few minor scuffs (as pictured) this unit is in great cosmetic condition. The Yamaha RX7 is a professional digital drum machine that captures the unmistakable punch and clarity of late-80s drum production. Building on the legacy of the RX5 and RX11, the RX7 delivers a powerful blend of studio-grade PCM samples, flexible programming, and live performance control in a compact, intuitive design. It features 16-voice polyphony and 100 editable 12-bit PCM sounds. Its specifications include 24 dynamic pads, an internal sequencer capable of storing 100 patterns, and connectivity options like MIDI, a tape interface, and a data cartridge slot. Product Specifications Type: Digital Rhythm Programmer Release Year: 1987 Polyphony: 16 voices Sound Engine: 12-bit PCM Rompler Voices: 100 PCM voices that can be edited Pads: 24 dynamic pads Sequencer: Internal sequencer with memory for 100 patterns, 20 songs, and 3 chains Editing: Pitch, level, stereo panning, and amplitude decay can be edited for each voice Connectivity and interfaces MIDI: MIDI In, MIDI Out, and MIDI Thru Outputs: Stereo Main Outs (L/R), Headphones Out, and Metronome Click Out Other Ports: Tape Interface (IN/OUT), Footswitch Jack, and Data Cartridge Slot