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
JBL Synchros E50BT 2.5mm csatlakozóval series USB töltő kábel - Hálózati tápegység adapter - Intercell
Amazon.com: USB Charger Power Supply Charging Cable for JBL Synchros E50BT Headphone Headset : Electronics
USB Charger Cable to 2.5mm Adapter For JBL Synchros E40BT E50BT S700 H – Magconn
Ancable Replacement USB Charging Cable (3ft/1m) for jbl Synchros E40BT/E50BT/J56BT Headphones 2.5mm USB Charging Cable : Amazon.ca: Electronics
vhbw USB Jack Charger Cable compatible with JBL Synchros E50BT, E50, E40BT, E40, J56, J56BT Headphones - USB to AUX Jack Plug - Revised Version: Amazon.co.uk: Electronics & Photo