FD EK783 Business Keyboard&Mouse slim silentclick-Black

- Wireless USB communication port - Keys use silentclick technology - Mouse with 1600 DPI optical resolution - Mouse Scan frequency R250 250HZ - 2.4Ghz Wireless Technology - Connection range 20m - Lifespan of more than 3 Million Clicks - Super battery saving technology - Uses 2 AA 1.5V Batteries - Key size 447.5 x 136 x 22.7mm - Integrated operating system Win 7-8-10-Mac OS X10.8 Later/chrome OS