... technology, up to 10 ± 2 meters distance with a wired mouse is equally smooth, with high sensitivity. Plus Sleep intelligent ... saving design, greatly improved battery life.2.4Ghz mini wireless keyboard with fly air mouse Features:1. mini 2.4GHz ... such as play, mute, volume + / - multimedia function keys, etc.;14. keyboard functions: If the number, direction, addition, subtraction, up / down, Home ...