OWSOO 4 Channel DVR Full 960H/D1 H.264 P2P Network CCTV Security Phone Control Motion Detection Email Alarm for Surveillance Camera Support 4-ch 960H/D1 analog cameras input and 2-ch 960H sync playback P2P cloud service for Android/iOS mobile devices remote view anywhere anytime. Motion detection recording. The DVR will be triggered to record when detect something moving. Support 3.5 inch SATA port hard drive, capacity about 500G/1.5T/2T/3T, and less than 500G is not supported. Multiple ways to access on the PC, phone and pad, can be viewed by PC client, Phone APP and IE browser.