Worlde Easykey.25 Portable Keyboard Mini 25-Key USB MIDI Controller

Features:
25 velocity-sensitive mini-keyboard keys.
4 programmable memory banks.
6 control buttons: Edit, Mod, Pitch down / Pitch up, Octave down / Octave up.
1 rotary knob for tone adjustment.
Plug and Play USB 2.0 cable, no need of driver installation.
USB bus powered - no additional power cable needed.

Specifications:
Color: Black
Material: Plastic
Operating system: Support for Win 8 / Win 7 / Win XP / Win Vista / Mac OSX.
Item size: 34 * 10 * 3cm / 13.4 * 3.9 * 1.2in
Item weight: 407g / 14.4oz
Package size: 39 * 11 * 5cm / 15.4 * 4.3 * 2in
Package weight: 544g / 19.2oz

Package List:
1 * MIDI Keyboard Controller
1 * USB Cable