High quality imaging with 8 MP resolution in channel 1 and 4 MP resolution in channel 2 ? Adopt dual-channel design so you can get details in channel 1 and panorama view in channel 2 ? Excellent low-light performance via DarkFighter and ColorVu technology ? Clear imaging against strong back light due to 140 dB WDR technology ? Efficient H.265+ compression technology to save bandwidth and storage ? 5 streams to meet a wide variety of applications ? Water and dust resistant (IP67) and vandal proof (IK10)