8CH H.264 Compression DVR 8CH Audio&Video Input(CIF) 3G Mobile Surveillance via Wireless Internet Displaying&Recording:200fps/PAL,240fps/NTSC 7Flip TFT Monitor PTZ, network, CMS 2 Users Level VGA (yes) 1CH playback at a time 8CH Alarm Input,1CH Alarm Output, email alarm Support 1TB-1.5TB(SATA HDD)(maxi)x1pc Upgrade : U disk, serial interface(R232/R485), IE USB, mouse, remote controller.