The Xkey 25 AIR is a 25-Key ultra slim Bluetooth MIDI controller. It has the same professional features as the original Xkey USB with the added capability of connection via low latency Bluetooth. When connected wireless via Bluetooth, the Xkey AIR will you give you more than 10 hours of battery life.

• 25 full-size keys (2 octaves)
• 100% MIDI compliant.
• Velocity sensitive.
• Polyphonic aftertouch.
• Pressure sensitive Pitch bend and Modulation buttons, with continuous MIDI control data.
• Octave +/- push buttons.
• Sustain button.
• USB Powered (no external power supply needed).
• Firmware upgradable via USB.
• Configurable via Xkey Plus free app for iOS, Mac OSX, and Windows.
• Micro USB connector (cable provided).
• Activity indicator LED.
• Width: 388 mm (15.27 in)
• Height: 135 mm (5.31 in)
• Depth: 16 mm (0.62 in)
• Weight: only 600 g (1.32 lb): less than an iPad!
• Power consumption: 125mW / 25mA