This Swann 8-Channel DVR with 8 CMOS Cameras provides simultaneous viewing and recording of eight video streams locally. The Swann 8-Channel DVR with 8 CMOS Cameras records video in the H.264 format and allows you to view footage on your smartphone with 3G connectivity. This Surveillance System DVR includes four ADS-180 cameras. With high-resolution image sensors, the DVR Security System with Smartphone Viewing is capable of 400 lines. You can also adjust the frame rate and image resolution on the Swann 8-Channel DVR with 8 CMOS Cameras with the CIF real-time recording feature on all 8 channels. You can also easily adjust the recording settings on the Surveillance System DVR. This Swann 8-Channel DVR with 8 CMOS Cameras provides a reliable security solution. Swann 8-Channel DVR with 8 CMOS Cameras and Smartphone Viewing, SWDVK-825508C: * 8-channel DVR * 500GB hard drive * H.264 video recorder with networking * 3G phone connectivity * Swann SWDVK-825508C 8-channel DVR with 8 CMOS cameras includes four ADS-180 cameras with high-resolution image sensors capable of 400 TV lines of resolution