Runner 4Professional Bone Conduction Headphones for Athletes Experience Freedom with Open Ear Design The Runner 4 bone conduction headphones deliver premium sound while keeping your ears open to ambient sounds, ensuring safety during outdoor activities like running, cycling, and swimming.

Nank(Naenka) Runner Diver/Diver2 adapts to Model Lnline-Z of charging cables

resistant to sweat

Ergonomic Design & IPX5 Waterproof: Super lightweight Bluetooth wireless earbuds are designed ergonomically

Semi-in-ear shaped wireless bluetooth earbuds support long-time wearing without any discomfort

10-Hour Battery Life: Fast Charge technology provides 120 minutes of playtime from a 10-minute charge

especially suitable for outdoor sports

0 & Auto Pairing: Nank wireless earbuds with latest Bluetooth 5

and surfing

In addition

[Immersive 3D Sound & Al Clear Calls] Experience rich 3D stereo surround sound with balanced bass powered by the 16

Battery Capacity: 2500 mAH/3

take you quickly into the music world