1.Auto power on/off
2.Portable monitoring and receiving devices can be moved to any designated location
3.Waterproof for outdoor usage
4.Monitoring and receiving devices operated by dc with energy saving design
5.Transmits signal up to 300 meters in an open area
6.Monitoring up to eight /four location at the same time
7.Wireless easy to install
8.Sound recording audio transmission via GSM slim card to major alarm system and auto dialing alarm system
9.USA & PCT patent pending
