SVAT CV502-4CH-001 4 Channel Smart Phone Compatible H.264 DVR Security System with Coaching iMenu and 4 Indoor/Outdoor Night Vision Surveillance Cameras Access live video footage directly from an iPhone or BlackBerry Smart Phone H.264 video compression records over a month of footage Coaching iMenu guides users through DVR settings & features Multiple viewing options connects up to 2 TVs & a VGA monitor 24/7 lifetime live customer support is available through phone, email & live web chat