Khron's Cave: #48 JBL Charge 3 Bluetooth speaker teardown
JBL Charge 3 Low Frequency Mode Explained - Tom's Tek Stop
2pcs 2 Inch Full Range Speaker 4 Ohm 10w Bluetooth-compatible Speaker 53mm Speaker For Jbl Charge 3 Multimedia Magnetic Speakers - Speakers - AliExpress
JBL Charge 3 review: Waterproof Bluetooth speaker plays louder, but sound quality takes a step back - CNET
JBL Charge 3 Sounds Distorted - iFixit
JBL Charge 3 Blue Portable Bluetooth Speaker - Walmart.com