*4CHH.264digitalvideorecorder,4chvideoinputand1chBNCoutput,1chVGAoutput 
*Support4chalarm,4chaudio,Network,PTZ,USB,mouse,remotecontrol 
*Supportmobilephonesurveillance(Windows,Symbian,iPhone,Blackberry,Andriod) 
*4chD1real-tmerecordingandpalybacksimultaneously 
*Multi-languageOSDmenu;PAL/NTSCadjustable 
*Support2TBHDDatmax(optional,pricenotincluded) 
*Size/mm:354(W)×230(D)×45(H)-KT7004AD