Specifications:Model: T1+Connection mode: 2.4 GHz WirelessProduct features: support speech recognition + support gyroscope induction + support IR infrared learningWorking distance: about 10mKey: 17 keysMaterial: Silicone Key + Plastic ShellColour: BlackBattery type: 2x AAA battery (excluding)Product size: 157x42x16mm/6.18x1.65x0.62''Product weight: 66gSuitable for: PC, tablet computer, HTPC, IPTV, network TV, smart TV, for Google TV, Android TV box/bar, household appliances, multimedia equipment, etc.Supported operating systems: for Android, Windows, for Mac OS, LinuxHow to use IR Learning Function:1. Press POWER button on the air mouse, and hold unit red LED indicator flash fast, then release the button. Red indicator will stay on for 1 second, then flash slowly. Means air mouse entered into IR learning mode.2. Point the IR remote to the air mouse, and press power(or any other buttons) on the IR remote. The red indicator on the air mouse will flash fast for 3 seconds, then flash slowly. It means learning successfully.Warm Tips:IR Learning Function :Only the ''Power'' button can programme / learning Function. 1 x T1+ Voice Remote Control 2.4G Wireless Air Mouse