Swann SWDVK-840004-US 8 Channel DVR8-4000 TruBlue D1 Digital Video Recorder & 4 x PRO-640 Cameras - Newegg.com
Amazon.com : 1080P 8CH Surveillance DVR Recorder H.264+ Standalone 5-in-1 CCTV Digital Video Recorder DVR for Security Camera Home Surveillance System, Mobile APP & PC Remote (No Hard Drive) : Electronics