The Essential Digital Video Baby Monitor offers essential functions so parents can see baby constantly, and stay in contact both when indoors and outdoors. The digital technology employed allows interference-free reception and a high standard of privacy. Its large 2.4-inch display has brightness control to ensure a clear image. The infrared video camera works in the dark and is also adjustable for angles to provide an excellent picture, day or night. The dual constant or variable intensity function of the night light keeps the little one company as they settle and go to sleep. If voice activation is set, the parent unit will only be activated if sounds are detected by the unit in babys room. Both units (parent and baby) can operate with batteries or the charging AC Adaptors included. The parent unit also has a rechargeable lithium battery included. Monitor features: DECT signal. Up to 150m range and out of range indicator. 1 parent unit included - portable. 2 way talk - allows you to reassure and comfort from another room. Night light - to sooth and comfort baby. Video features: 2.4 inch colour screen. Tilt function. Features infra red night vision so you can see your baby in the dark. Power features: Baby unit: mains and battery. Parent unit: mains and battery. Power saving mode. Low battery indicator. Parent unit includes mains adaptor - batteries required for parent unit 1 x (included). Baby unit includes mains adaptor - batteries required for baby unit 1 x (included). General information: Manufacturers 2 year guarantee.