7'model number : sdk demofirmware version : 1.5kernel version : 2.6.25rock chip version 1.2.7 (rulguan)build number : rk-1.3.2 eng.root20100706.141140alum back with irobot and android little guy camera2- buttons on topright side has charging out let /head phone jack/mini usb / on and off button/ mini usb /then tf card slot / end of row has tiny reset hole 9v chargerred led could i use this ?