Bornd M510S-Black 2.4GHz Wireless Keyboard and Mouse Combo

Wireless Waterproof Technology
Ergonomic Surface Design - the surface shape and key covers are customized for the most comfortable input posture
14 Multimedia Buttons - convenient platform for mobile office, video playback, work and entertainment
Special shortcut mouse key for forward and back makes web browsing more convenient
Press the Left and Right buttons at the same time for 3 seconds to adjust resolution between 1000, 1500 & 2000 DPI
Gold-plated mini-receiver