Main Features 2.4 G Wireless Keyboard With Usb Receiver And Stronger Touchpad Function , Touch Pad Design That Can Help You Through Long Documents Or Web Pages Faster And Easier. ItS Rechargeable Battery With Up To 10M (33-Ft) Wireless Range. Quiet Keys With Good Feeling. This Keyboard Has A New Breakthrough In Supporting Multimedia Control Key From F1 To F10. And Also Make A Breakthrough In Indicators By Adding Low Power And Caplock Indicators Except Traditional RiiS Keyboard Charging And Rf Wireless Indicators. Widely Used-It Is Compatible With Hid Compatible Device,Pc, Laptop, Mac Os, Linux,Windows Xp Vista , Windows 7 8 10 ,Smart Tv (Not All) And Android Tv Box. Generally, This Keyboard Works Well On Smart Tv. But Some Smart Tvs Do Not Support External Input Device, Especially Samsung. Specification Interface Usb 2.0,Usb 2.0 Function With Touchpad,Lighted,With Touchpad,Lighted You Will Receive Wireless Receiver Adapter*1Usb Cable For Charging*1User Manual*1,Wireless Receiver Adapter*1Usb Cable For Charging*1User Manual*1 Keyboard Type Mini Keyboard,Mini Keyboard Package Size (L X W X H) 354.2*111.6*17Mm,354.2*111.6*17Mm Model