Buy on Amazon : http://www.amazon.com/gp/product/B00B43LL00?tag=catfoodrevi0a-20

Swann SWHDK-482004-US Platinum-HD 1080p Sdi DVR with 4 Shd-870 Cameras 4 Channel (Black)

Model No Swhdk-482004
4-channel Blue-lit Sdi Dvr With Hd 1080p Video
recording Streaming Over The Internet
Real-time 30 Fps Per Channel Viewing Recording In 1080p Full Hd
2tb Hard Drive With The Ability To Expand Up To 4tb