Function Feature
1) Transmission distance: 300m (free lane).
2).World Public Frequency 2.4G data Voice, image transmisssion.
3).Full-duplex hands-free call, clear audio and video .
4).Visiting key wake up call, standby power-saving sleep.
5).Unlock door and alarm function .
6).CE, ROHS , FCC available .
7).83 effective communication channels.
Frequency-hopping technology,super error-correcting capability,
So the conversation is very stable.
8).Ultrashort built-in antenna design, fashionable outlook.
9).Super-infrared ninght vision video monitor capability.
10).Other optional function: Automatic image storage, photo taken function.

Indoor Monitor
1) Wireless frequency 2.4GHz
2) Power 5V battery rechargeable
3) Batterywork100h standby 5hours talk time
4) Size: 12.8cm*6.5cm*1.5cm
5) Transmission distance: 300m (free lane)
6) Portable handset

Outdoor Camera
1) Wireless frequency 2.4GHz
2) Power adapter 5V
3) Decoder:built-in decoder
4) Size: L*W*H=12.5cm*9.3cm*3.5cm
5) Transmission distance: 300m (free lane)
6) Installation;surface mount (86*86mm case)

can work as below mathcing:
1 outdoor camera 1 indoor monitor
1 outdoor camera 2 indoor monitor
1 outdoor camera 3 indoor monitor
2 outdoor camera 1 indoor monitor
2 outdoor camera 2 indoor monitor

Accessory
screw, rechargeable battery, ,manual, power adapter
产品名称：Wireless Video Door Phone
产品手机链接：http://m.vooec.com/product_1829178.html
产品网站链接：http://www.vooec.com/cpshow_1829178/