Dental High Speed Wrench Cartrid. Sensor: 1/4 sony CCD. Image resolution: 2.0 Mega pixels. Photographing visual angle: 105°. Output Jack: USB /VGA/VIDEO. Channel selection: 4 channels. Distance: More than 10m (30 feet). Latest lens and sensor keep the best image resolution. The wireless Receiver could free rotate 85 degree, in order to get the best […]