Sudio B4 - Wireless Headphone

Sudio B4 Flex Fit Bone Conduction Headphones, Neckband, IPX5, Black

Sudio B4 Sports Bone Conduction In Ear Wireless Headphones Black

Sudio B4 Flex Fit Bone Conduction Headphone - Black (B4BLK)

Sudio B4 Black - the active bone sound earphones. Made from recycled plastic. Open earphones, long playing time of 12 hours, sweat and splash proof, Bluetooth 5.4

Sudio B4 Midnight Black - the active bone conduction earbuds. Made of recycled plastic. Open ear buds, long playing time of 12 hours, resistant to sweat and splash water, Bluetooth 5.4