Intelligently switch among multiple devices: The combo intelligently connects to the working device. They pair multiple devices, and switch among them with ease. They simplify complicated cross-platform use and meet multi-tasking requirements. Switch between Bluetooth 3.0, 4.0 and 2.4 GHz: The smart switch between Bluetooth 3.0, 4.0 and 2.4 GHz ensures stable wireless transmission. You can still use the combo regardless of USB port shortage or the loss of receiver. Chiclet keys and scissor key structure: Chiclet keys, square with rounded corners, make every keystroke smooth and correct. Chiclet keys and scissor key structure for comfortable and accurate typing. Multimedia hotkeys: Multimedia hotkeys give you quick access to functions like media player, homepage, volume adjustment and more. Long battery life: With Rapoo's latest energy saving technology, you can use your keyboard for up to 12 months and the mouse for 9 months without power interruption. Stylish and durable materials: A stylish and portable mouse with streamlined appearance. The special matte surface provides excellent slip-resistance and a comfortable feeling. Silent Mouse design: Noiseless moue left and right buttons, Silent switches reduce click noise, help you create a quiet working environment.