GarageKey 37 Full-size, professional quality, velocity sensitive keys, octave up and down buttons discretely placed on the rear panel The included stands give you more desk space, by allowing you to move your computer keyboard under the GarageKey when not in use. The i2 GarageKey 37 is class compliant, which means you don't have to worry about downloading, installing or configuring drivers. Instead, you just plug it into your Mac or PC and it works! Compatible with Windows XP, Vista and Windows 7, both 32 bit and 64 bit, along with all versions of OS X! The i2 GarageKey 37 will work as a USB MIDI keyboard with the iPad using Apple's Camera Connection Kit, so you can use it to enter notes in GarageBand or any other program that accepts MIDI input on your iPad Lowest note is an F