Motorola MBP33SThe MBP33S is a Motorola remote wireless baby monitor that enables you to always keep an eye on things. The crystal clear two-way audio feature allows you to very clearly communicate as if you are in the same room with your little one. Rest assured that they are always safe and sound with remote zoom and infrared night vision for keeping an eye on things in very low light levels. The split screen function allows you to add additional optional cameras to enable you to keep an eye on the entire family in up to 4 rooms of your home. Features: Wireless Technology 2.4 GHz FHSS 2.8 Diagonal Screen, Remote Zoom, Crystal Clear two-way communication. Infrared Night Vision, Room Temperature Display, Range up to 590 Feet, Volume Control, Sound Level Indicator 5 Lullabies, Low Battery Alert, Out-of Range Alert, Rechargeable Battery, Flip Out Stand Expandable up to 4 Cameras (sold Separately) Split-Screen Fucntion with Use of Additional Cameras.