1) complete security sytstem with waterproof camera, 4ch DVR, 500GB HDD,15" monitor and accessory 2)Easy to install ... 1). 1 X H.264 realtime 4ch DVR integrated with 15 inch LCD monitor and 500G hard disk(ELP-DVR1804T51P ... Warranty time: 1year2) If there is something wrong with any products not due to human dislocation , we can ... www.elpcctv.com 4 camera cctv system with 15" monitor ELP-DVR1804T51P-106LP