Specification :

1) Mini receiver;
2) Radio frequency: 2.4GHz;
3) Radio channel: 16, automatically change;
4) Resolution adjustable: 800dpi~ 1000dpi;
5) Transmission distance: 10 meters;
6) Transmission radius: 360 degree;
7) Sleep and wake up saving power automatically;
8) Zoom in and zoom out function;
9) Supports windows 98/ 2000/ XP/ ME/ Vista;