Defeway D7112FH16-8xC1012DP9-1000G HD Home Security CCTV System 16 Channel HDMI D1 Real Time 960H 1080P DVR Kit HD iDVR Three in one DVR&#47;HVR&#47;NVR three in one.multi-mode input&#44; support 4ch 960H for encode 1 Step on the Internet - Support DEFEWAY eCloud&#44; no need to router mapping&#44; just 1 step go to Compression algorithm ideal - H.264 High Profile. Playback quality - Support all channel realtime recode&#44; and multiple channel realtime playback synchronous. Main and Sub Stream - Dual Stream&#44; Main stream is for local record&#44; sub stream is for network