Features: Movement sensor pad: Wireless Movement Sensor Pad & Alarm with SensAsure Technology. Non-touch technology Adjustable movement sensor pad sensitivity Add up to Sensor pad TIC movement function indicator Parent Unit: Colour video transmission 4.3-inch video screen size Infrared night vision Voice-activated sound transmission Continuous sound transmission Full-colour LCD display Temperature control/alarm on the parent unit Volume control Split-screen view on the parent unit Low battery alarm on the parent unit Nursery Unit Digital zoom & pan camera Mains power Wall-mount and tabletop nursery/camera unit Add up to 2 extra camera.