Caution: Mx3 air mouse 2.4Ghz keyboard voice remote control remote control for pc tv box x96 mini x96, with voice and backlit. Full keyboard and tv remote. Motion sensor allows mouse to be controlled by waving the remote upgradeable function for motion gaming. 2.4G transmission up to 15m effective batter saver, turn into sleep mode for 20 seconds, inaction plug-and-play function,compatible with usb1.1 And usb2.0 Applicable to: iptv, networked set-top box, mini pc, android tv box, htplc, pctv control transmission : 2.4G rf radio frequency technology keys quantity : 81 keys battery type :aaax2 not included consumpation : less than 10ma size : 172x59x19mm thickness 10mm sensor : 3 axir gyroscope+ 3 axir accelerator use distance : greater than 10 meters frequency range: 2.4-2.4835Ghz wireless communication: rf, ir channel: 1 frequency: 433 mhz model number: mx3 pro function: android tv remote control standard: 2.4G wireless air/fly mouse keyboard: 2.4G wireless qwerty keyboard support: ir learning function supports human engineering: yes whether to support plug and play: yes language: english how to use ir learning? Steps 1. Press "tv" button for 3-5 seconds, the red indicator from fast flash to long bright. Steps 2. Let tv box remote lighting tube and mx3 remote control be in the same horizon the distance between them not over 3cm , then press tv box remote "power" or "volume + " button one time. The mx3 remote control indicator light long bright to fast flash. Explain the success of remote control. Wait 5 seconds can exit. Steps 3. Press tv to exit ir learning mode colour:black material:plastic package contents: 1 x remote control 1 x receiver only the above package content, other products are not included. Note: light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.