S400BT Bluetooth headset User Manual S400BT Owner's manual Harman Industries,
Headphone Repair Parts Leather Ear Pads for JBL Synchros S400 BT Bluetooth Wireless and Synchros S300i (earmuffes) Headset Ear Pad Cushion : Amazon.in: Electronics
S400BT Bluetooth headset User Manual S400BT Owner's manual Harman Industries,