Wireless Keyboard with Built-in Touchpad 2.4GHz Radio Frequency Wireless Technology The 2.4GHz Wireless Technology has 65536 IDs with 12 channels and works up to 30 feet. This provides the reliability to ensure your other wireless devices will not interfere with your keyboard. Large Built-in Multi-Gesture Touchpad The built-in touchpad supports multi-finger gesture without the need of installing any drivers. The larger size of the touchpad also provides users more comfort by eliminating the need of a mouse. Scissor-Switch Keys The slim scissor-switch keys are designed to offer a quieter typing experience and faster key response. The scissor-switch keys also offer a longer product life with a lifecycle with up to 10 million keystrokes. Ultra-Slim The keyboard’s lightweight, ultra-slim and compact design makes it truly portable. Whether you are sitting on the couch and typing away or you are on the go getting to places, this keyboard is truly a great peripheral companion.