All-in-one Design-Bid farewell to the mouse. This keyboard comes with a trackpad, which supports effortless multi-touch navigation for easier web browsing. You can sit comfortably on the couch to control your device. But the scrollbar moves horizontally is only available for the software supporting it, such as WEB, Office, etc. 2.4GHz Transmission Technology-Wirelessly connect to your devices with the USB receiver and control your media content from anywhere within a 10-meter range. It allows you to play or work comfortably without being stuck in front of your computer. Plug and play, providing anti-interference stable transmission.