... recording 2.Linux system 3.Support 2bays,total 4TB 4.Free software NVMS 720P cheap 16channel standalone nvr ... Model No.AX-6316Main InfoSOC Processor, Linux 2.6 operating system, quadruplex :preview, recording, playback, remote controlVideo inputSupport 16 ... Web software; Remote operation:Monitor, PTZ control, Playback, System setting, File download, Log informationLAN delay less than 500msPTZAccess ...