Categories LEA Professional Connect Series Version 3.2.1.0: 1504 & 1504D Only Post author By ContentAdmin Post date December 7, 2023 Attention Connect Series users! There is a new firmware update exclusively tailored for our high-powered 1504 & 1504D models.If you currently have a 1504 and/or 1504D this is the file you will need to download for your amplifier. Firmware for 1504 and 1504Dhttps://leaprofessional.com/download/lea-connect-1504_1504d-v3-2-1-0-firmware-zip/Firmware Readme File: https://leaprofessional.com/download/lea-connect-1504_1504d-v3-2-1-0-firmware-readme-pdf/ Quick Guide To Updating Your Firmware