The VTech BM3350 is a Full Colour Video and Audio Baby Monitor. You can add an additional camera’s – up to 4 in total. It uses 2.4GHz FHSS, the best technology for secure connection and clear sound without interference. The Camera has a vertical adjustment, infra-red for ultimate night vision of your baby and digital zoom! FEATURES 2.4GHz FHSS technology for secure connection and clear sound without interference Camera with vertical angle adjustment, infra-red for night use, digital zoom and night light Operates on mains power 4 soothing sounds Temperature sensor Speaker/microphone for 2 way communication with parent unit Wall mountable 2.8” colour display High capacity rechargeable battery for up to 19 hours active monitoring time Room temperature monitoring Speaker/microphone for 2 way communication with baby unit 3 level sound indicator Sound activation mode Low battery audible alert Out of range audible alert Can pair, view and control up to 4 cameras on the Parent Unit (BM5210 sold separately). Multi-cam viewing modes are single cam or patrol mode.