2.4 GHz FHSS wireless technology 2.8" color LCD parent monitor Remote zoom. To use your video monitor baby and parent units together, you must be able to establish a radio link between them, and the range will be affected by environmental conditions Enhanced crystal clear two-way communication Inrared night vision, room temperature monitor and five lullabies Motorola is America's #1 baby monitor brand in America (2017 revenue data). Pairing can be affected by other devices in range, the device being used as well as any obstructions in the range of communication