K815 USB+HUB KEYBOARD, waterproof design, ergonomic design, there is a USB interface on the keyboard, you can plug in U disk, mouse and other devices. It can meet the needs of business office, greatly improve the operation efficiency, and ensure a longer service life. Comfortable mute buttons, whether in a quiet office, studying in the library, or working late at night, will create a comfortable environment for you. Suitable for office, home, outdoor leisure and entertainment, etc., it can easily cope with many occasions, and the comfortable soft touch coating will make you happy for a long time. The USB interface is plug and play and can serve you for a long time.