Introduction
* Wireless, intercom, take photos, nightvision, remote, 24 hours working, timing, can 1 VS 1-4.
* Frequency: 2.4G
* Store photos: 100
* Dsitance: 20-100M
* Recording: no
* Intercom: yes
* Unlocking: yes
* Nightvision: yes

Inside machine:
* Shell: plastics
* Screen: TFT 3.5 inch
* DPI: 320*240
* Power: DC5V/1A, lithium 1250mAh

Outside machine:
* Len: CMOS
* DPI: 0.2 mega pixels
* Angle: 92 degree
* Power: DC5V/1A,1250mAH
* Standby for working: 30 days
* Waterproof: yes
* Size: 126*93*31mm