Function: 1). Audio and Video Channel Three wired channels and four wireless 2.4GHz video input channels, one video output channel; Three wired channels and four wireless audio input channels, one audio output channel; Audio and video input channel are switched simultaneously; Audio and video can be switched by remote control; Browse the audio and video, and control the channel sequence through the web. 2). Network Function PPPoE: send the user's IP address to a email which user specified; CATALOG SERVER: Go to the website directly thought Router, send the user's IP to catalog server which supplied by our company. User can login the catalog server and search the relevant IP. 3). Recording image and Taking Picture. Record the real-time audio and video data to a remote or local computer. 4). Browsing the Record Connect the mobile HDD or USB flash containing the recorded video&audio and pictures to a computer directly to play the recorded files; The user's computer can be set as a FTP server , the recording information will be sent to a specified user's computer through the web automatically after an alarm condition ;User can download the recording information through the Web at any time. 5). Motion Detection Set the size of the motion detected area; 20 pictures can be recorded after motion detection, and you can also set to record video or take picture mode; The motion detection data can be saved to the mobile HDD or separate file on the FTP server. 3 pictures can be taken automatically after alarm, and can also be sent to a user specified email address. 6). Monitor Operation User can set alarm areas using the PC User can enable and disable alarmed areas using the PC or the remote control, the remote control will have priority over the PC. 7). I/O port and decoder Alarm input with 4 independent switches, four relay outputs, you can set continuous object by software. The user can connect 4 decoders at once using RS485 (using the PELCO-D protocol) 8). Privilege management Management, Monitor, Monitor and Control Detailed operation, please reference the Basic Operation of Chapter Three. Accessories: 1). 1 IP Camera Server 2). 4 Wireless Cameras (2.4G EL-802CWAS) (opt