When people are thinking of buying a Bluetooth speaker, one brand appears to stand out from the rest. JBL has speaker to fit different budgets. Just how well are the JBL Charge 4 speakers doing since the initial release? Let's see. Play and Charge endlessly - Introducing the JBL Charge 4 portable Bluetooth speaker with full-spectrum, powerful sound and a built-in power bank to charge your devices. It features a proprietary developed driver and two JBL bass radiators that inte