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 . (FN+Q/W/E)Type-C keyboard interface. Transparent keyboard shellVoice input, Support 6 languages: , English, , Italian, Portuguese ,Spanish,Power display. Keep track of your keyboard power. -in 500mAh capacity battery. 7 lighting colorsLanguage:EnglishType:Bluetooth WirelessApplication:Desktop,Laptop,Keyboard Standard:laptop keyboardStyle:Standard,Slim,Ergonomics,Multimedia,Gaming,Mini,For Laptop,for ,Multifunctional KeyboardInterface Type:bluetooth,Bluetooth/USBType: with voice inputFeature: Gaming Keyboard/Office Keyboard/Home KeyboardNumber of : 78 ()Bluetooth: bluetooth 5.0Power Supply: RechargeableCharging port: Type-CCapacity Battery: 500mAhConnect distance: 10mWorking voltage: 3.0-4.2VOperating current: Less than 3.0mAWorking time: 80 hoursCharging current: Less than 200mAIs there a multimedia function key: HaveWhether to support ergonomics: supportProduct size: 248.5 x 151.7mmSupported : Windows, OS, IOS, Android etc.color:BlackMaterial:plasticPackage Contents:1 x Wireless Only the above package content, other 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.