2.4ghz Fhss Wireless Technology and lens F 2.5millimetre F 2.8 3.5" color LCD parent monitor. Up to 200 meter range with out-of-range warning Remote Pan, Tilt & Zoom; The superior wireless range of the MBP36S allows you to stay connected to your baby up to 590 feet away. Enhanced crystal clear two-way communication High-sensitivity Microphone Motorola is America's #1 baby monitor brand in America (2017 revenue data).