H.264 ,H.264 & Dual-stream video compression Support HD-TVI, AHD and analog cameras with adaptive access Support 1080P lite mode enabled to realize the real-time 1080P lite and 720P lite resolution Simultaneous HDMI/VGA output at up to 1920 × 1080 resolution for DS-7104/7108HQHI-F1/N Long transmission distance over coax cable Up to 4/8-ch synchronous playback at 1080p resolution Playback at up to 256X speed