Dual mode Bluetooth & RF 2.4GHz modes. It could connect 3 Bluetooth devices and 1 RF wireless device at the same time. please note that we have changed the package without leather case and usb dongle. Durable keypad Scissor-keypad Provide a 5,000,000 keystroke life span, Aluminium Alloy Case Ergonomic Design with Aluminium Alloy Case. Multi-point Touchpad Computer PC solution ,more comfortable .One finger tap means Left mouse ,Two finger tap means Right mouse. Plug and Play , Bluetooth mode: Pair to play, please make sure that your device can support the bluetooth and the device is on before pair with the keyboard, you need to make sure that the keyboard have been charged fully(the red light will be off after charging fully.