Latest Firmware for 8188 SIP Ceiling Speaker
The latest firmware version for the 8188 SIP Ceiling Speaker is 1.3.1.
To find out which firmware version your 8188 has, simply open the 8188 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.