KGuard Mars Pro 32 Channel Network Video Recorder (NVR) Stand Alone Unit -Supreme up to 4K record quality , support up to 8 Megapixel cameras , H.265 video compression technology , 8 PoE (Power-Over-Ethernet) channels , 480Mbps transfer speed .compatibility with Onvif IP Cameras . Support HDMI 4K output . Push Notification . HDD Support up to 8TB (2 x 4TB) . 4 Sensor In & 1 Alarm Out Port . ONVIF 2.0 compatible . Supported CMS/Smartphone APP , Retail Box , 1 year warranty