... and 2 H Dahua 4 channel network vedio recorder with HDMI,VGA,USB and POE KD-1504N-P: 4 ... camera inputs, 1 channel audio inputs; It can support HDMI, VGA, USB2.0 and 2 HDDs, 4 PoE.Features ... , SONY, ONVIFOutput1 HDMI, 1 VGA, 1TV(BNC)AudioIP Audio Input1 channel1 channel1 channel Bidirectional Talk1 channel Input, BNC(200-2800mV ... interface Dahua 4 channel network vedio recorder with HDMI,VGA,USB and POE