Mac, Windows and iPad
In addition to Mac and Windows compatibility, Launchkey connects directly to your iPad with the Apple Camera Connection Kit (not included)
Free XLN Addictive Keys Virtual Instrument
Available for existing and new customers, the Addictive Keys virtual instrument from XLN Audio is "on the house" when you register your controller keyboard. One full license per account gives you one Addictive Keys instrument

Pick from:
Modern Upright
Studio Grand
Electric Grand
Mark One
 
Novation Launchkey-25 MK2 Specs
USB / MIDI Controller
Keyboard
25 Full-Size Keys, Synth Action with Velocity
MIDI Control Surfaces
1 x Wheel (Pitch-Bend)
1 x Wheel (Modulation)
16 x Pad (Velocity-Sensitive)
8 x Rotary Encoder
1 x Slider
Performance Functions
Octave Shift, Transpose
Connectivity
I/O
1 x USB Type-B 
1 x 1/4" TS Sustain Input
OS Compatibility
macOS 10.7
macOS 10.8
macOS 10.9
macOS 10.10
Windows 7
Windows 8
iOS
Wireless Transmission
None
Power
Power Options
AC/DC Power Adapter (Not Included), USB Bus-Power
AC/DC Power Adapter
9 VDC at 250 mA (Not Included)
Physical
Display
LED
Anti-Theft Features
Kensington Security Slot