JBL Under Armour wireless Bluetooth headphone with 1.5 Upgraded Version is born for sports.  Twist for hard lock to prevent falling down, comfortable, firm and safe wearing. Besides, with unique and symbolic sound quality, you can enjoy original and super bass while sporting.

Features:
Born for sports. Prevention of falling down, twist for hard lock, comfortable, firm and safe wearing.
Compared with old version, JBL UA wireless Bluetooth headphone optimize its cavity, making it smaller for comfortable and firm wearing.
JBL unique and symbolic sound quality with high sensitivity, you can enjoy original, pure and super bass while sporting.
Using sweat-proof material, no worry about breaking down your headphones, feel free to enjoy music even during drenched sports.
Built-in lithium and rechargeable battery, it provides about 8 hours of working time depending on music volume. 

Specification:
Type: In-ear
Frequency Range: 10-22000Hz
Main Item Weight: 108g / 3.8oz
Package Size: 9.45 * 4.65 * 1.73cm / 3.7in * 1.83in * 0.68in 
Package Weight: 300g / 10.57oz

 Package List:
1 * Headphone