JBL Synchros S300A Premium On-Ear Headphones with Mic (Black/Red)
JBL Synchros S300 Premium On-Ear Headphones for Android with built-in remote/Microphone - Black/Blue - Newegg.com
Amazon.com: Ear Pads Foam Covers Cushions Replacement Headphones Earmuffs Cups Compatible with JBL Synchros S300 Headset Black : Electronics
KQTFT Breathable style Leather Replacement EarPads for JBL Synchros S300 S-300 Headphones Parts Earmuff Cover Cushion Cups _ - AliExpress Mobile
Nylon Audio Cable with mic For JBL Synchros S300 S500 S700 S400BT E45BT E50BT J56BT E30 E55BT Chrome Edition UA Train Headphones| | - AliExpress
USB Type C 2.5mm Replacement Cable Cord for JBL Synchros S300 S300I S300a S500 S700 S400BT E40BT E30 E40 E50BT J56BT Headphones|Earphone Accessories| - AliExpress
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 Cord
Amazon.com: Audio Cable Replacement with in-Line Mic Remote Volume Control - Compatible with JBL Synchros S300 S300I S300a S500 S700 S400BT J56BT E40BT E30 E40 E50BT S400BT Headphone and Samsung Galaxy Android :