1. For Celulares Smartphones(Through OTG line connection). Wireless(RF 2.4G) connection, smart & portable size2. To enjoy PC multi-media entertainment at home. Work with Android box , Smart TV3. To share large TV and Projector screen. Perfect control entertainment features4. Portable, elegant & lifestyle choice. Air mouse with natural hand movements.5. Convenient & efficient for conference, Presentation & lecturingProduct name: remote controlRadiofrequency:2.4G HzG-Sensor:YesGyroscope:YesBattery Type: AAA x 2 batteries(Without battery)Buttons lifespan:greater than 100,0000 timesTransmission length:10 metersOS suppported:Windows XP/Vista/7/ MAC /Linux/AndroidIR Learning Function:IR buttons on remote control for Android box, Set-top box, and TV(for MX3-M)Keyboard layout:QWERTY (English)Function keys:UDLR(Up, Down, Left,Right), the volume to add and subtract, returns, the main menu etc.colour:BlackMaterial:ABS+siliconesize:178 x 53 x 19mmPackage Contents:1 x MX3-M remote control1 x USB receiver dongleOnly 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.