JBL FLIP4 - Firmware Comparison V3.2 vs 4.0 - YouTube
Finding JBL Flip 4 Firmware Version - Tom's Tek Stop
Is anybody else having battery problem with their JBL Flip 4? Mine is a year old and can no longer hold a charge for more than 10 songs. I looked for a
How to Use a JBL Flip 4 Wireless Speaker - Support.com TechSolutions
JBL flip 4 firmware update - 3.2 to 3.9 - sound test - YouTube
JBL Flip 4, Black - Waterproof, Portable & Durable Bluetooth Speaker - Up to 12 Hours of Wireless Streaming - Includes Noise-Cancelling Speakerphone, Voice Assistant & JBL Connect+