Charge 5 now has a tweeter alongside the main driver : r/JBL
JBL Charge 4 - Portable Bluetooth Speaker with built-in powerbank
JBL Charge 5 Portable Bluetooth Speaker with Deep Bass, IP67 Waterproof and Dustproof, Up To 20 Hours of Playtime, Built-in Powerbank - Black : Amazon.ca: Electronics
JBL Charge 4 vs Charge 3: Which One Is Worth Buying?
JBL Charge 4 review: Worth the money, kind of - SoundGuys