Reliable multi-mode wireless connection: connect via Bluetooth 3.0, 5.0, and 2.4 GHz Connect to multiple devices Switch among connected devices in one click Ultra-slim design Aluminum alloy base Fn multimedia hotkeys Compatible with Windows® and Mac® Eco-friendly rechargeable battery Complete interference-free wireless connectivityAimed at improving the workflow of professionals, Rapoos Multi-Mode Wireless technology ensures full compatibility and automatic pairing. Whether your device supports Bluetooth 3.0 or prior, Bluetooth 4.0 or beyond, or you wish to connect via the 2.4 GHz Wi-Fi dongle you can be sure the E9800M keyboard is compatible.The smart switch between Bluetooth 3.0, 5.0, and 2.4 GHz ensures stable wireless transmission with up to 10 meters and 360° coverage. You can also still use your desktop set regardless of USB port shortage or the loss of receiver.Switch among multiple connected devices in one clickConnect to all your devices with E9800M. It automatically pairs th