JBL Live 660NC, Smart Adaptive Noise Cancellation Bluetooth Wireless Over Ear Headphones with Mic up to 50 Hours Playtime with Quick Charge Signature Sound Auto Play Pause Dual Pairing AUX (Black) :
How to pair JBL TUNE600 BTNC wireless bluetooth headphones - YouTube
JBL headphone manuals
JBLE45BT Bluetooth Headset User Manual TR03171_JBL_E45BT+E55BT_QSG_A_V2 Harman Industries,
Bedienungsanleitung JBL LIVE 650BTNC (Deutsch - 2 Seiten)
User manual JBL Tune 700BT (English - 2 pages)
How To Pair JBL Headphones with a PC, Mobile Device, or Tablet
Bedienungsanleitung JBL Tune 720BT (2 Seiten)
How to Connect JBL Headphones and/or Speakers to TV? | Avantree