... Frame RatePAL: 1-25frames/secondNTSC:1-30frames/secondAudio Input1channel, MIC In or Line Input Unbalanced, 1.4Vp-p, 1VrmsAudio CompressionG.726Audio ... ,Unbalanced, 1.4Vp-p, 1VrmsSupported ProtocolsHTTP, SMTP, PPPoE, DDNS, DNS, DHCP, UPnP(CP for NAT)System Interface10M/100M self-adapting Ethernet ...