Sandoo Bone Conduction Headphones Bluetooth 5.0 Open-ear Wireless Earbuds Lightweight Headphones,Sweat Proof Comfortable Sports Earphones with Mic for Running, Cycling, Hiking, Driving, Workout -L Fine Art simply contact our ever-friendly customer

simply contact our ever-friendly customer support for an instant replacement

FACTORY CALIBRATED - Does not require recalibration or adjustment

CAUTION: Item under spring pressure

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(@ 5% coverage)

Sandoo Bone Conduction Headphones Bluetooth 5.0 Open-ear Wireless Earbuds Lightweight Headphones,Sweat Proof Comfortable Sports Earphones with Mic for Running, Cycling, Hiking, Driving, Workout -L Fine Art simply contact our ever-friendly customerBONE CONDUCTION TECHNOLOGYSandoo conduction headphones are designed to convert sounds via ear bone into vibrations that can be received directly by the cochlea, which bypasses the eardrums to avoid hearing impairment. Perfect for people who wear headphones for the long term and need hearing first aid! OPEN EAR DESIGNThanks to the bone conduction technology, the open ear design allows you to enjoy the music and keep alert to the environment dangerous