Latest Firmware for 8186 SIP Horn Speaker
The latest firmware version for the 8186 SIP Horn Speaker is 1.3.1.
To find out which firmware version your 8186 has, simply open the 8186 web interface and observe the version number located in the top right hand corner.
Download Latest Firmware (1.3.1)
To download the latest firmware, first register below. After registering, you will be directed to a page with download links for the firmware files, complete with instructions.