![Amazon.com: Compatible with Car Charger Works with JBL Synchros S400BT J56BT BT Headphone : Electronics Amazon.com: Compatible with Car Charger Works with JBL Synchros S400BT J56BT BT Headphone : Electronics](https://m.media-amazon.com/images/I/41VZQWqMVsL.jpg)
Amazon.com: Compatible with Car Charger Works with JBL Synchros S400BT J56BT BT Headphone : Electronics
![HQRP 3.5mm to 2.5mm Audio Cable for JBL Synchros S400BT, Synchros E40BT Bluetooth Headphones Replacement - Walmart.com HQRP 3.5mm to 2.5mm Audio Cable for JBL Synchros S400BT, Synchros E40BT Bluetooth Headphones Replacement - Walmart.com](https://i5.walmartimages.com/asr/5153d209-6b43-4541-8038-9f869485d902.c8fea0810416297008ba8cc02d60bd02.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
HQRP 3.5mm to 2.5mm Audio Cable for JBL Synchros S400BT, Synchros E40BT Bluetooth Headphones Replacement - Walmart.com
![Ear Pads Headband For Jbl Synchros S400bt S400 Headphones Replacement Foam Earmuffs Cushion Fit Perfectly - Protective Sleeve - AliExpress Ear Pads Headband For Jbl Synchros S400bt S400 Headphones Replacement Foam Earmuffs Cushion Fit Perfectly - Protective Sleeve - AliExpress](https://ae01.alicdn.com/kf/H04f165ecb11a4c3ba8a39a2bfbe69cf9G/Ear-Pads-Headband-For-JBL-Synchros-S400BT-S400-Headphones-Replacement-Foam-Earmuffs-Cushion-Fit-perfectly.jpg)
Ear Pads Headband For Jbl Synchros S400bt S400 Headphones Replacement Foam Earmuffs Cushion Fit Perfectly - Protective Sleeve - AliExpress
![Amazon.com: PRUVA Battery Compatible with JBL Synchros S400BT, Tune 500BT, Tune 600BT, P/N: P062831 600mAh : Electronics Amazon.com: PRUVA Battery Compatible with JBL Synchros S400BT, Tune 500BT, Tune 600BT, P/N: P062831 600mAh : Electronics](https://m.media-amazon.com/images/I/51hG9evPJoL._AC_UF894,1000_QL80_.jpg)
Amazon.com: PRUVA Battery Compatible with JBL Synchros S400BT, Tune 500BT, Tune 600BT, P/N: P062831 600mAh : Electronics
![Soft Foam Ear Pads Cushions for JBL Synchros S400BT S400 Headphones Earpad high quality 10.25 - AliExpress Soft Foam Ear Pads Cushions for JBL Synchros S400BT S400 Headphones Earpad high quality 10.25 - AliExpress](https://ae01.alicdn.com/kf/HTB1aYT6XpzsK1Rjy1Xbq6xOaFXa0/Soft-Foam-Ear-Pads-Cushions-for-JBL-Synchros-S400BT-S400-Headphones-Earpad-high-quality-10-25.jpg)