Bellatek 3704AHDS37-10M4BB 4Ch 4Cam 720P 500GB Super 3-in-1 HD Analog Security System， Supports AHD/Analog/IP Camera Video Input<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> 500GB HDD， 1280 x 720， 4 bullet cameras， 4 channels， 1 x 4CH 720p three-in-one super AHD DVR and support 4CH 720p AHD camera input </span></li><li><span class="a-list-item"> 4 x 720P AHD waterproof indoor outdoor bullet camera， with 20 meters night-vision </span></li><li><span class="a-list-item"> 1/4" color sensor， 4 x BNC cable and 20meters each 1 x 1-4way power splitter 1x DC 12V power adaptor for cameras </span></li><li><span class="a-list-item"> DVR can work as 960H/D1 analog DVR， AHD DVR， NVR， hybrid DVR and support 960H analog camera， AHD camera， IP camera input </span></li><li><span class="a-list-item"> Support mobile app monitoring， motion detection， email alert and push video </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/3140joT9VJL.jpg" noproxy>