When UC2 client records audio, you need to check the record audio option when configuring recording parameters.

Update the UC2 client version, which can be displayed normally (UC2 version No. v4.9.3.2 or later).

The module shall support the audio function, correctly connect the active pickup, and turn on the audio in the media setting audio coding parameter setting in the module setting interface;

DHCP is short for Dynamic Host Configuration Protocol, which is used to automatically assign IP addresses to LAN devices. After DHCP is enabled, a functioning DHCP server is required. Generally, the router is used to realize the DHCP server function. When the device cannot obtain the IP automatically, you need to check...

Because our web page is used before IE9, some functions need to be used normally in compatibility view. Open IE9, there is an icon behind the address bar, the mouse will display "compatibility view", click. You can also select compatibility view from the drop-down menu by clicking the tools button on the toolbar.