... RoHs Passed 16Ch Real Time H.264 DVR Support USB 3G Wireless and USB Wifi 16CH Audio input ,2CH Audio ... time,H.264 compression,support 8 SATA HardDisk, Mouse,USB*2,network,Audio, RS485 , Alarm ,CD/DVD ... alarm output;*Support TCP/IP protocal,PPPOE,DDNS ,USB backup;*Supports 16-channel recording and playback at ... ;*support CD/DVD-RW backup;*Support USB 3G Wireless and USB Wifi*Supports two SATA hard drives ...