Video/Audio Input Audio Input: 4-ch Video Compression: H.264,H.264+ Analog and HD-TVI video input: 16-ch,BNC interface (1.0Vp-p, 75 ohm)connection Video Input Interface: BNC (1.0 Vp-p, 75 ohm) Audio Compression: G.711u Audio Input Interface: 4-ch, RCA (2.0 Vp-p, 1 Kohm) Two-way Audio: 1-ch, RCA (2.0 Vp-p, 1 KOhm), (using the 1st channel of audio input) Video/Audio Output Video Bit Rate: 32 Kbps-10 Mbps Stream Type: Video/Video&Audio Two-way Audio: 1-ch, RCA (2.0 Vp-p, 1 kOhm) (using the audio input) Audio Output: 1-ch RCA(Linear, 1kOhm) Audio Bit Rate: 64kbps Dual Stream: Support Synchronous Playback: 16-ch
