1) Mini receiver; 2) Radio frequency: 2402MHz— 2480 MHz; 3) Radio channel: 16, automatically change; 4) Resolution adjustable: 800dpi or higher; 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; 10) Conveniently be taken with receiver embedding in mouse;