office mouse and keyboard

1. Brand new and high quality.
2. Includes 104 keys for efficient data input.
3. Wired Keyboard with USB interface, the appearance of simplicity.
4. Support the ergonomic.
5. Waterproof: only water droplets are no problem, can not put it under the water.
6. Support plug and play
7. Support system: Windows 2000 / XP / Vista / 7 / 8 / 10 / Mac OS, etc.