Bluetooth technology delivers a connection with up to a 10M range. Bluetooth supports three different device storage links, which can be switched freely using shortcut keys. (FN+Q/W/E) Type-C keyboard interface. Transparent keyboard shell Voice input, Support 6 languages: , English, , Italian, Portuguese ,Spanish,Chinese Power display. Keep of your keyboard power. -in 500mAh capacity battery. 7 lighting colors Language:English Type:Bluetooth Wireless Application:Desktop,Laptop, Keyboard Standard:laptop keyboard Style:Standard,Slim,Ergonomics,Multimedia,Gaming,Mini,For Laptop,for ,Multifunctional Keyboard Interface Type:bluetooth,Bluetooth/USB Type: with voice input Feature: Gaming Keyboard/Office Keyboard/Home Keyboard Number of keys: 78 (keys) Bluetooth: bluetooth 5.0 Power Supply: Rechargeable Charging port: Type-C Capacity Battery: 500mAh Connect distance: 10m Working voltage: 3.0-4.2V Operating current: Less than 3.0mA Working time: 80 hours Charging current: Less than 200mA Is there a multimedia function key: Have Whether to support ergonomics: support Product size: 248.5 x 151.7mm Supported : Windows, OS, IOS, Android etc. color:Green Material:plastic Package Contents: 1 x Wireless Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.