... IP Video serer. 1. 4 channel video, PAL or NTSC 2. H.264 Video Compression 3. Built-in standard high speed SATA port IP Video ... server AST-5804D-WS Four-Channel Encoder (with IDE storage)Technical Specification:Video Input 4 channel composite video, PAL or ... compound video, PAL or NTSC; BNC, level: 1.0Vp-p, impedance: 75Ω,Audio Compression G.726, G711, ADPCMAudio Input1 channel, RCA ...