The VTech BM5600 video and audio baby monitor with 2.4GHz FHSS technology for a secure connection and clear sound without interference. The Baby Unit has a VGA CMOS camera motorised 270-degree pan and 25-degree tilt, infra-red for night use, digital zoom and night light. It operates on mains power. Comes with 9 soothing sounds, temperature sensor, speaker/microphone for 2 way communication with the parental unit. This baby unit is wall mountable. The Parent Unit has a high-resolution 5-inch colour display. It uses a rechargeable battery pack for up to 2.5 hours of active video monitoring time before re-charging. LCD for room temperature monitoring. It also has speaker/microphone for 2-way communication with the baby unit, 9 level sound indicator, sound activation mode, vibrating sound alert, low battery audible alert, out of range audible alert. Can pair, view and control up to 4 cameras on the Parent Unit (BM5610 sold separately). Multi-cam viewing modes are single cam, split-screen or patrol mode.