1.wireless mouse keyboard combos
2.keyboard mouse combo
3.wireless mouse and keyboard
4.Resolution of the mouse: 500/1000CPI

1.2.4 G wireless mouse keyboard combos
2.keyboard mouse combo
3.wireless mouse and keyboard
4.Resolution of the mouse: 500/1000CPI1.mouse and keyboard combo
5.keyboard buttons: 105 keys + 9 multimedia keys
6.keyboard size: 394L×157W×22Hmm; mouse size: 88.5L×58.0W×32.0Hmm
7.connecter: receiver

8.silk-screen: several language
9.key life:>=10,000,000
10.color: black, white
11.compatible with Windows95/98/NT/ME/2000/VISTA/XP