New Firmware 7.6.0 · Issue #2 · ZuwaiiVR/JBL-Charge-3-firmware · GitHub
JBL Xtreme - NEW Firmware UPDATE - NO MORE DISTORTION [2017] - YouTube
NO MORE DISTORTION! JBL XTREME FIRMWARE UPDATE!!! - YouTube
New Firmware update on Xtreme 2, thoughts? : r/JBL
Here's actual firmware and graph of the xtreme 3, any other old graphic with previous firmware is not anymore (specially when new xtreme 3 comes with 0.2.0.4) : r/Bluetooth_Speakers
JBL Xtreme 3 | Portable waterproof speaker
JBL Xtreme 2 | Portable Bluetooth Speaker
JBL Xtreme 2 Portable Bluetooth Speaker Black JBLXTREME2BLKAM - Best Buy