1. Built-in POE power supply module, no external power supply. But you need a POE switch or POE NVR. 
2. High performance H.264 compression technology, processing and flexible, high compression ratio 
3. Support IR CUT dual OLP Switching, monitored day and night to achieve 
4. Dual stream network transmission, for a variety of network environments 
5. Support motion detection, Linkage video 
6. Support P2P mobile phone monitoring (compatible Iphone / Android) 
7. Support Onvif 
8. DC 12V/1A POE 18W 
9. For: villas, plazas, schools, hotels, supermarket etc. 
10. Adopt high quality aluminium alloy materials.