Amcrest ProHD 1080P 4CH Video Security DVR Digital Recorder， 4-Channel 1080P @ 15fps， HD Analog， Hard Drive &amp; Cameras NOT Included， Remote Smartphone Access (AMDV10814)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Uncompressed， latency free， point-to-point raw data HD megapixel video transmission up to 1920 x 1080p @15fps.</li><li>Auto Signal Compensation (ASC) technology provides reliable long distance signal transmission up to 300m (984ft) at 1080P.</li><li>Web browser viewing as well as Plug and Play mobile viewing via QR code scan compatible with iPhone， iPad， and Android devices.</li><li>Transmits video， audio， and controls over a single coaxial cable. Utilizes existing coaxial cable networks， reducing the need to run new cables.</li><li>Cameras， Camera Power Supplies and Camera Video Cables are are NOT INCLUDED and are SOLD SEPARATELY.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/316kvWHWeQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TSSjtAxZL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61SJGIhuYwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41sEr-YzhwL.jpg" noproxy>