WICKED GIZMOS ELECTRONIC ROLL UP DRUM W/ 7 PADS MULTICOLOURS Make Your Own Music Creative design, by connecting the power and speaker, chooses a style you like and click the 7 pads, make your own music. Works for Mac PC Connect Stream Audio from External Devices. PC or MAC platforms compatible. Connect to a computer and start mixing, editing sounds with ease. This product is very versatile when it comes to connecting to devices. Musical instrument Design -- 7 velocity-sensitive 0.24in thick drum pads and 2-foot pedals offer you the better experience like the real drum sound.4 tones as choices for you to cooperate with different music. Work for 30 hours -- Built in 2 packs energy-saving AA batteries, the longest can work for 30 hours, very suitable for children and beginners to.