... 576Replaying resolution4CIFVideo input4-5channels(NTS,PAL automatic recognition) BNC (PWL:1.0Vp-p,impedance:75Ω)Video ... bps)Audio input1linear PWL, impedance:1kΩ)Audio output1channel, BNC(linear PWL, impedance:600Ω)Audio compression standardOggVorbis Audio ... compression code rate 16KbpsSpeech talk input1channel, BNC(linear PWL, impedance:1kΩ)Communication interfaceOne RJ45 10M ...