VMAX® A1 Plus™ Universal HD over Coax 16-Channel Digital Video Recorder
1 CCTV SYSTEMS DIGITAL VIDEO RECORDERS (DVRs). 2 CCTV SYSTEMS The DVR (digital video recorder) has replaced the VCR as the device used to record CCTV. - ppt download
Source Cantonk Full HD 1080N 5-in-1 Hybrid DVR H.265 CCTV DVR XVR Recorder 8CH AHD DVR on m.alibaba.com