Tru View HDTVI04B 4 Channel Security DVR System | Ellipse Security
LTS LTD8304T-FT 4 Channel DVR, No HDD
HIKVISION 4CH DVR 4 CHANNEL 2TB DS-7204HGHI-F1 Turbo HD 1080P (2TB HARD DISK) | eBay
4CH 2MP OEM TVI DVR (No HDD) - U-Spy Store
SANNCE 16CH/ 8CH/ 4CH HD 1080P HDMI DVR Video Recorder for CCTV Security System | eBay
4 Channel DVR System - Security Video Camera System - Revlight Security
Amazon.com : 4CH 5MP Lite 5-in-1 HD Analog Hybrid DVR&NVR Supports Up to 5MP IP Camera+5MP AHD/TVI/CVI Camera and 960H Analog Camera DVR CCTV Surveillance Security System Video Recorder (1TB HDD Preinstalled) :
Amazon.com : 4CH 5MP Lite 5-in-1 HD Analog Hybrid DVR&NVR Supports Up to 5MP IP Camera+5MP AHD/TVI/CVI Camera and 960H Analog Camera Standalone DVR CCTV Surveillance Security System Video Recorder (No HDD) :
4ch Security Camera DVR NVR 4K Hybrid, CCTV AHD HD-TVI CVI, IP Cameras