Description General: Transmission frequency: ISM 2400 - 2483.5 MHz Transmission power: 17dBm Unobstructed effective range: 160ft / 50m indoor, 850ft / 260m outdoor, line of sight Spread spectrum: AFH and TDMA ( Frequency-hopping spread spectrum and Time division multiple access ) Modulation mode: GFSK Operating temperature: 14 - 122 Degree Fahrenheit / -10 - 45 Degree Centigrade Operating humidity: under 85 percent Monitor: LCD size: 2.4 inch Resolution supported: 320 x 240 pixel Receiving sensitivity: -90dBm Consumption current: 200mA Battery: Li-ion / 750mAH Power supply: 5V / 1000mA DC Weight: 0.083kg Camera: Image sensor: COMS Total picture pixels: 640 x 680 Minimum illumination: 0 Lux ( IR on ) Night vision distance: 15 ft ( 5m ) Power consumption: 200mA Power supply: 5V / 1000mA DC Weight: 0.063 kg Using Methods: Step 1: connect the mains socket to get start the baby unit, a blue light led will display when working Step 2: charging the parent unit fully before using, press and hold the power key at least 3 seconds to turn on it Step 3: place the baby unit in a convenient location and adjust the camera until you are satisfied with the image in the parent unit Powered Source: Electric Display type: Color Feature: LCD Display,Music,Nightvision,Portable,Two Receiver Pattern Type: Solid Battery: Yes LCD Size: 2.4 inch Batteries Required: Yes Alert type: None Frequency(GHz): 2.4 Technical Feature: Other Viewing Angle: Diagonal 45 degree IP camera performance: Night Vision Resolution: 320 x 240 Package weight: 0.460 kg Package size (L x W x H): 17.00 x 6.90 x 14.30 cm / 6.69 x 2.72 x 5.63 inches Package Content: 1 x Monitor, 1 x Camera, 1 x User Manual, 2 x Power Adapter