... phone realtime viewing 4.E-Zoom& local E-map preview 5.Main,aux and matrix output ModelDV-DVR608T ... .0Vp-p,75Ω),support group circular monitoringAUDIOCompressionADPCMInput8CH BNC (linear voltage,2.0Vp-p,10.0KΩ)16 CH BNC ... 2.0Vp-p,10.0KΩ)Output2 CH RCA (linear voltage,2.5Vp-p,1.0KΩ)IntercomIndependent CH ... /13/16/20/25/36 split screen, with e-map preview modeRECORDResolutionCIF:352×288(PAL) 352×240 (NTSC) ...