Mini receiver;
Radio frequency:2402MHz—2480 MHz;
Radio channel:16, automatically change;
Resolution adjustable: 500dpi~1000dpi;
Transmission distance:10 meters;
Transmission radius:360 degree;
Sleep and wake up saving power automatically;
Zoom in and zoom out function;
Supports windows 98/2000/XP/ME/Vista;
Battery: 1AAA;
