KAREye 1080N Security Camera System 4 Channel Surveillance DVR, 4PCS 720P AHD Bullet IR-Cut IP66 Weatherproof Cameras with 1TB Hard Drive [1080N recording resolution] provides you HD quality images. HDMI port for High resolution viewing and recording in wide screen. The included Xmeye app is for remote viewing on iPhone and Android [24 hour motion detection recording] it can send email alerts upon detected motion and support pre-alarm recording (10 seconds ahead), you will never miss any suspicious incidents on screen. Perfect for baby care, pet care, elder care, office surveillance, store monitoring, etc. [Pre-installed 1TB hard drive] (extensible up to 4TB) which is enough for weeks of recording. The cameras are first-class, with excellent high resolution video and great infrared video as well. The DVR software is user friendly and also sophisticated enough for advanced users' needs of configuration. [65ft Night Vision]36 IR LEDs that automatically activate when they detect low-light environment. You can see up to 25-30 meters (about 82-98 feet) away, make sure to take advantage of motion detection and scheduled recordings together with night vision to have complete control over the protection of all you care about. [Lifetime Warranty]KAREye provides 24-monthes free warranty and friendly lifetime technical online support. Please fully read the instructions on the CD.