Features: 1.2 Way Intercom: Video baby monitor has a two way intercom function, which is convenient for children to communicate with their parents, and has 8 built in fixed lullabies. 2.ECO/VOX Smart Wake Up: Extended standby time, temperature monitoring (plus or minus 2 degrees celsius temperature difference), high and low temperature alarm. 3.5inch TFT Screen: Baby monitor adopts 2.4GHz wireless technology, and high definition 720x1080P, 3.5inch TFT screen. 4.Multi Angle Monitoring: WiFi baby monitors can monitor from multiple angles, can be adjusted in horizontal and vertical directions, and have 2 times magnification. 5.Night View: 2.4GHz baby monitor has a powerful and stable night view function, and has a barrier free long distance transmission of 300 meters, and indoor transmission of 30 meters. specification:Item Type: 3.5in Baby Monitor Material: Plastic,Electronics Frequency: 2.4GHzFHSS Modulation Type: GFSK Transmission Power: 18dBM Operating Environment: Indoor Temperature 0-40 Degrees Celsius, Humidity 5%-90%rh Working Range: Barrier Free Distance 300 Meters, Isolation Distance 30 Meters Power Adapter: Input 100-240V AC 50/60HZ Screen: 3.5 Inch TFT LCD Running Time After Charging: 12 Hours Image Sensor: 1/6.5in Color CMOS Imager Sensor Infrared LED Type: 940nm Voltage: 100-240V Battery Type: with Built in 1200mah Lithium Battery (Receiving Host) PackageList:1 x Receiving Host 1 xLaunchHost 1 x User Manual 2x PowerAdapter 1 x Screw Pack NoteDelivery host with built in battery.