Used a few times in a home studio. No smoking or pets, and the device is in good working order. The original box and instruction manual are also included. From the manufacturer's website: MSRP: ¥63,550 (tax included) Impulse is a professional-grade USB/MIDI keyboard controller. Equipped with high-quality keys, drum pads, and a fully controllable control surface, Impulse offers a premium experience. High-Quality Semi-Weighted Keyboard and Abundant Controllers Featuring an aftertouch/semi-weighted keyboard that achieves unprecedented response speed, 8 drum pads that can also change the arpeggio, and 8 encoders and 9 faders (only 1 fader for IMPULSE25), you can quickly and simultaneously control many parameters. Key Features ・High-quality semi-weighted keyboard (with aftertouch) ・Professional control surface ・Full control of DAW transport and mixer, as well as plugin sounds and effects ・Backlit drum pads allow for arpeggio warping, rhythm pattern construction, and even Ableton Live clip manipulation ・Large LCD to display control information ・USB bus-powered ・MIDI input/output terminals convenient for playing and operating external sound sources ・Pedal terminal equipped (automatic polarity recognition) ・Durable hardware design Size: W905 x D335 x H86 Weight: 6.5 kg ■Operating Environment Mac ・OS X 10.6 or higher (compatible with 10.7) Windows ・XP SP3 (32bit), Vista (32bit), Win7 (32bit/64bit)