Elife wireless owl digital Pan-Tilt-Zoom Home Surveillance System video baby monitor with Night vision with High Quality Color LCD Display , Support sound detection function

Features:
2.36 inch high quality, color LCD display with rechargeable lithiumion battery.
Two-way audio with a built-in speaker and microphone so you can be aware of what's happening. Auto-powering off feature with VOX activation.
Non-visible IR LEDs for night vision which turn on and off automatically.
LCD Monitor displays the current time, a feeding timer, and room temperature.
Wireless range outdoors without obstruction travels up to 500m.
Expandable, so you can watch up to 4 cameras on one LCD monitor.

Specifications:
General
Transmission frequency: ISM 2.400-2.483MHz
Unobstructed effective range: 300m Spread spectrum: FHSS
Modulation mode: GFSK
Camera
Imaging Sensor Type: CMOS
Picture Total Pixels: 640x480 pxl [NTSC]
Minimum Illumination: 0 lux [IR on] / 5 lux[IR on]
Night Vision Distance: 5m
View Angle: 55 degree
Bandwidth: 3MHz
Sound detection sensitivity: <-38db
Power Supply: 5V USB
Receiver:
LCD Type: 2.36 TFT LCD
LCD Resolution: 480 RGB x 234
Receiving Sensitivity: -81dbm
Consumption Current: 200mA
Battery working time: 3 hours
　 Power Supply: 5V DC
Accessories
1. 1x Receiver
2. 1x Camera
3. 2x Power adapter
4. 1x AV Cable
6.1x Manual
7.1xEarphone
8. 1xAntenna