SANSCO 4 Channel 5MP DVR CCTV Camera System Recorder with 4x Outdoor 1080P Bullet Cameras (Email & APP Alert, Waterproof, No Hard Dive): Amazon.co.uk: DIY & Tools
ANNKE 4 Channel CCTV Camera Systems, 5MP Lite H.265+ DVR and 2pcs 1080p HD Outdoor Bullet Cameras, 100 ft Night Vision, APP Email Alert, Motion Dection, NO Hard Drive : Amazon.co.uk: DIY
SWANN 1080P Video 4 Channel DVR Security Camera System, 1TB Hard Drive, 4 Indoor/Outdoor Cameras with Audio, Wired CCTV Home Surveillance, Color Night Vision, SwannForce LED Lights & Sirens, 446804 : Amazon.co.uk:
Enforcer™ 2 Camera 4 Channel 1080p Full HD Audio/Video DVR Security System