FeaturesWireless and Bluetooth connectivityErgonomic designCompact ultra-slim 4.9 mm design Connect to multiple devicesBattery life: up to 12 monthsWith its ultra-slim design and aluminium alloy base, the stylish Rapoo E9100M Multi-Mode Ultra-Slim Wireless Keyboard is a real eye-catcher both on the desk and on the go together with a laptop. Despite its compact size, this keyboard offers large keys, making typing much more comfortable, especially for longer texts. E9100M impresses not only in design, but also in functionality. The wireless keyboard provides a wireless multi-mode connection - using a reliable 2.4 GHz wireless connection, Bluetooth 3.0 and Bluetooth 4.0 (Smart / BLE) - and allows you to connect and switch between multiple devices at the same time (automatic pairing). In addition, the energy-saving technology offers a battery life of up to 12 months, so that a battery change is reduced to a minimum.