NVR4COM is a compact network video recorder with a built-in 4 port power over Ethernet switch, allowing easy plug and play installation. After installation, you can monitor the security system immediately from smartphone or PC. IP address of network camera and troublesome parameters of network equipment already set. System configuration of 4 2.4 million pixel network camera and NVR recorder. Because power is also supplied from NVR recorder via Ethernet cable, no need for external power source. Easy to move and relocate the system as it uses Ethernet cable. 4 Ethernet cables with 10 mRJ-45 terminal (adjustment of length is free). If communication equipment such as existing routers can be used, please purchase NVR and 2.4 million pixel camera set. The camera can choose from waterproof infrared rattle cameras and dome cameras with a fixed focal length of 240 pixels.