2.5mm USB CHARGING Power CABLE For JBL Synchros E40BT/E50BT Headphones – Magconn
Amazon.com: GSParts 2X 2.5mm USB Charging Power Cable for JBL Synchros E40BT/E50BT Headphones J56BT : Electronics
Amazon.com: USB Charger Power Supply Charging Cable for JBL Synchros E40BT Headphone Headset : Electronics
Replacement USB Charging Cable for JBL Synchros E40BT/E50BT/J56BT Headphones 2.5mm – Ancable
2pcs USB CHARGING Charger Cable For JBL Synchros E40BT E50BT Headphones | eBay
Amazon.com: SCOVEE USB to 2.5mm Male AUX Audio Jack Charging Cable for JBL Synchros S300 S300I S300a S400BT J56BT E40BT E30 E40 E50BT S500 S700 Headphones Stereo Power Wire for JBL Charger
Amazon.com: Replacement Charging Power Supply Cable Cord Line for JBL Synchros E40BT E50BT J56BT S400BT S700 Headphones (Black) : Electronics