Latest Firmware for 8028 SIP Doorphone
The latest firmware version for the 8028 SIP Doorphone is 2.7.4.
To find out which firmware version your 8028 has, simply open the 8028 web interface and observe the version number located in the top right hand corner.
Download Latest Firmware (2.7.4)
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.