... Output1 HDMI(video & audio), 1 VGAVoice Intercom1 channel input, BNC(200-2800mV, 30KΩ), 1 channel output, BNC(200-3000mV, 5KΩ)DisplayDisplay Split1 ... , DDNS, FTP, Alarm Server, IP Search(Support Dahua IP camera, DVR, NVS etc)Max Remote Users20 Users simultaneouslyRemote OperationMonitor, PTZ control ... , 480mm×440mm×100mm(W×D×H)Weight6.0KG(without HDD) cctv nvr system