... .0 and 2 H Dahua 4 channel network vedio recorder with HDMI,VGA,USB and POE KD-1504N-P ... :> 4/8/16 channel 1U standalone Network Video Recorder> Dual-core CPU presents the powerful preview, recording ... Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoomBackup ModeFlash drive/ USB HDD/ USB CD&DVD-RW/ ... web interface Dahua 4 channel network vedio recorder with HDMI,VGA,USB and POE