... English/JapaneseInterfaceGraphical User InterfaceSecurityAdministor and user password protectedVideoVideo Input1/2/4 channel video input, 1.0V, p-p,75Ω, ... output, 1.0V, p-p,75Ω,BNCDisplay1/2/4 channel displayVideo StandardPAL (25fps) NTSC (30fps)AudioAudio Input1/2 ... /4 channel audio input, 20KΩ,RCAAudio Output1 channel audio output ...