... saving power mode; support T9 imputing keyboard.6. 3D mouse reach performance of traditional optical mouse: high resolution(800DPI), high speed ... time(do not plug USB disk, mobile storage,wireless keyboard and mouse dongle,SD Card,etc)Standby Power Consumption Less ... away.Menubutton: pop up option menuReturnbutton: Return to last page/operationArrowkeys: up,down, left, rightOK key: toconfirm ...