HDView 5CH 5-in-1 Security 1080P HD DVR/NVR: 4 Channel (TVI/AHD/CVI/960H) Cameras and 1 Channel ONVIF IP Cameras, Surge Protection COC, Support 3MP 4MP 5MP TVI AHD Cameras CVBS /AHD/TVI/CVI/IP 5-in-1 DVR: 4 Channel DVR (HD-TVI / AHD / CVI / 960H)support analog camera and 720P,960P,1080P HD-TVI, CVI, AHD cameras (30 fps). 3.0MP, 4.0MP, 5.0MP AHD, TVI cameras (15fps). As well as one channel of onvif IP camera, max. 3.0MP (30fps). HDVIEW DVR system can provide true color high definition HD image. This standalone DVR providing you the chance to take full advantage of your old cameras. Easy and Quick Installation: DVR equipped with HDMI/VGA/BNC port for multi video output. Plug-and-Play for easy use, no more complicated steps. Quick QR Code Scan for Easy & Quick Remote Access. Remote View on Your Smartphone: Email Notification & Mobile Push Alerts when motion is detected. Free Apps for live view and playback via Wi-Fi/ 2G/ 3G/ 4G Network on your smartphone or tablets. All your cameras can be centrally managed on this DVR, remote view your home or office anytime anywhere! Support 4 Channel Audio, 4 Channel Alarm, support Surge Protection CoC, support Multiple users online. Internal HDD 1 x SATA (Up to 6TB), External HDD N/A, auxiliary interface usb 2x USB2.0, one for mouse & one for backup , 1 x RS485 Connect to PTZ or keyboard. [Recommend Same Series HDView Brand Camera] 1-year quality Warranty ! Life time Tech Support ! We provide 7/24 friendly technological support and customer service. You can contact us any time when you have questions concerning our device, just click the store name and write to us!