1.H.264 Video Compression 2.Supports SATA HDD, 2 USB 2.0 3.Built-in web server 4.CE,FCC,ROHS ... 8CH Digital Video Recorder1.H.264 Compress2.Supports SATA HDD, 2 USB2.03.Built-in web server4.CE,FCC,ROHSFeatures:- 4 ... - Up to 4 SATA HDDs & CD/DVD-RW, 1 eSATA, 2 USB2.0- Built-in web server, multi-DVR client, MSS ...