Korg microKEY2 Air 25

Keyboard
Natural Touch mini-keyboard
microKEY Air-25: 25
microKEY Air-37: 37
microKEY Air-49: 49
microKEY Air-61: 61
Controllers
microKEY Air-25: Joystick, arpeggiator button, Sustain / TAP button, Octave Shift buttons
microKEY Air-37/49/61: Pitch bend wheel, Modulation wheel, Octave Shift button
Octave Shift
microKEY Air-25/37: -4 – +4
microKEY Air-49/61: -3 – +3
Connections
microKEY Air-25: USB Type B (x1)
microKEY Air-37/49/61: Assignable switch jack, USB Type B (x1)
Wireless Type:
Bluetooth Low Energy (Apple Bluetooth Low Energy MIDI specification compliant)
Power Supply
Two AA batteries (when connected wirelessly; use alkaline or nickel-metal hydride batteries)
USB bus power (when connected via USB)
Power Consumption
Less than 100mA
Battery Life
Approximately 30 hours (use alkaline batteries)
Dimensions
(W x D x H)
microKEY Air-25: 395 x 131 x 52 mm/15.55″ x 5.16″ x 2.05″
microKEY Air-37: 565 x 139 x 54 mm/22.24″ x 5.47″ x 2.13″
microKEY Air-49: 709 x 139 x 54 mm/27.91″ x 5.47″ x 2.13″
microKEY Air-61: 850 x 139 x 54 mm/33.46″ x 5.47″ x 2.13″
Weight (without batteries)
microKEY Air-25: 670 g / 1.48 lbs.
microKEY Air-37: 1.0 kg / 2.21 lbs.
microKEY Air-49: 1.4 kg / 2.21 lbs.
microKEY Air-61: 1.71 kg / 3.77 lbs.
Included Items
USB cable, KORG Software Bundle code
Operating Requirements (wireless connection):
Windows
Windows that supports Bluetooth 4.0 or later, and has Windows 8.1 or later (32-bit / 64-bit) [KORG BLE-MIDI Driver is required]
Mac
Mac that supports Bluetooth 4.0 or later, and has OS X10.10 Yosemite or later installed
iOS
iPad/iPhone that Supports Bluetooth 4.0, and has iOS8 or later installed
Operating Requirements (USB connection):
Windows
Microsoft Windows 7 SP1 or later (32-bit / 64-bit)
Mac
MacOS 10.8 Mountain Lion or later
iOS
iOS8 or later