![Amazon.com: Jaybird X4 Wireless Bluetooth Headphones for Sport, Fitness and Running, Compatible with iOS and Android Smartphones: Sweatproof and Waterproof - Storm Metallic/Glacier : Electronics Amazon.com: Jaybird X4 Wireless Bluetooth Headphones for Sport, Fitness and Running, Compatible with iOS and Android Smartphones: Sweatproof and Waterproof - Storm Metallic/Glacier : Electronics](https://m.media-amazon.com/images/I/612rWazPhoL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Jaybird X4 Wireless Bluetooth Headphones for Sport, Fitness and Running, Compatible with iOS and Android Smartphones: Sweatproof and Waterproof - Storm Metallic/Glacier : Electronics
![Jaybird X4 trådløse Bluetooth In-Ear-hovedtelefoner med mikrofon, til sport, løb og fitness, tilpasselig EQ, genopladelig, 8 timers batterilevetid, Sm | CDON Jaybird X4 trådløse Bluetooth In-Ear-hovedtelefoner med mikrofon, til sport, løb og fitness, tilpasselig EQ, genopladelig, 8 timers batterilevetid, Sm | CDON](https://cdn.cdon.com/media-dynamic/images/product/cloud/store/Headphones/000/127/107/166/127107165-258020802-11450-3-xtra.jpg?cache=133299386682247324&impolicy=product&width=180)
Jaybird X4 trådløse Bluetooth In-Ear-hovedtelefoner med mikrofon, til sport, løb og fitness, tilpasselig EQ, genopladelig, 8 timers batterilevetid, Sm | CDON
![Jaybird X4 - Earphones with mic - in-ear - Bluetooth - wireless - flash, black metallic - Walmart.com Jaybird X4 - Earphones with mic - in-ear - Bluetooth - wireless - flash, black metallic - Walmart.com](https://i5.walmartimages.com/asr/090d044c-f4e5-4a7f-876a-4a8baec70abf_1.43b5a10220ad9d30e76bd6a08c7b97ad.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Jaybird X4 - Earphones with mic - in-ear - Bluetooth - wireless - flash, black metallic - Walmart.com
![Logitech Jaybird X4 Wireless Bluetooth Headphones Sport Earphones Neck Type IPX7 Waterproof Sweatproof 8 Hours Battery Life Logitech Jaybird X4 Wireless Bluetooth Headphones Sport Earphones Neck Type IPX7 Waterproof Sweatproof 8 Hours Battery Life](https://ae01.alicdn.com/kf/S4fbfabbd7ca34cb29e27455cf97a4093W/Logitech-Jaybird-X4-Wireless-Bluetooth-Headphones-Sport-Earphones-Neck-Type-IPX7-Waterproof-Sweatproof-8-Hours-Battery.jpg)