Rapoo E9100M Multi-mode Wireless Ultra-slim Keyboard Black With its ultra-slim design and aluminum alloy base, the stylish E9100M is a real eye-catcher whether used on your desktop or on the go with a laptop. Despite its compact size, this keyboard offers full-size keys, which makes typing much more comfortable, especially with longer texts. E9100M is not only advanced in design but also in functionality. It features Rapoo’s multi-mode wireless connection- via reliable 2. 4 GHz wireless transmission, Bluetooth 3. 0 or Bluetooth 4. 0 (Smart) - enabling you to connect simultaneously to multiple devices and change (pair automatically) among them. What’s more, Rapoo’s energy-saving technologies offer a battery life of up to 12 months, minimizing the need for replacing batteries. Product Features Multi-mode wireless connection: connect via Bluetooth 3. 0, 4. 0 and 2. 4 GHz Up to 10 m range & 360?coverage Connect simultaneously to multiple devices Instantly switch among connected devices in one click (Automatic pairing) Compact ultra-slim 4. 9 mm design Aluminum alloy base Scissor key structure Fn multimedia hotkeys Nano USB receiver Up to 12 months battery life Packaging includes Multi-mode Wireless keyboard Nano USB receiver 2 AAA alkaline batteries (installed) Quick Start Guide