... display, playback, and recording6. support up to 7 internal HDD» Product Details Model: HDVR-2S08Camera input: 8CHvideoHDMI1video output + ... 7 SATA devices(HDD*5+eSATA*1,HDD*4+DVD*1,HDD*4+DVD*1+eSATA*1)External HDDYES(eSATA)Sensor in(NO, ... GPRSsymbian,blackberry,iphone,android phoneEvents transportE-mailBackup interfaceUSB 2.0 orSATAAuto backupYESNetwork YESBackup deviceNetwork backup,USB FLASH device, ...