[Free Shipping] Sena True Bone Conduction Ear-hook Bluetooth Headphones B21

Brand: sanag Model: B21 Usage: Ear hook Whether single or double ear: bilateral stereo Is there a microphone: Yes Diaphragm type: dynamic Waterproof performance: IPX5 Channel: Dual channel Headphone category: bone conduction headphones Transmission radius: 10m Charging voltage: 5V Battery capacity: 155mAh Charging interface: Type-C The warranty period for product quality issues not caused by human factors is one month, and normal returns and exchanges are accepted during this period. https://img.alicdn.com/imgextra/i4/2103624973/O1CN01e8DFUT1mbgbO3G9Sd_!!2103624973.jpg https://img.alicdn.com/imgextra/i4/2103624973/O1CN01EPZCuj1mbgbKbigwF_!!2103624973.jpg https://img.alicdn.com/imgextra/i3/2103624973/O1CN01810HP11mbgbNeJlVD_!!2103624973.jpg https://img.alicdn.com/imgextra/i4/2103624973/O1CN01vuhOs31mbgbO0tT1y_!!2103624973.jpg https://img.alicdn.com/imgextra/i3/2103624973/O1CN01bQS2lU1mbgbOnfP9g_!!2103624973.jpg https://img.alicdn.com/imgextra/i1/2103624973/O1CN016zHOn11mbgbNHkh5G_!!2103624973.jpg https://img.alicdn.com/imgextra/i1/2103624973/O1CN01utFJho1mbgbO0srbi_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN01jNzmiV1mbgbLoMGxH_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN01YkTCWK1mbgbLmf0OC_!!2103624973.jpg https://img.alicdn.com/imgextra/i3/2103624973/O1CN01mdYIzf1mbgbNHnRXm_!!2103624973.jpg https://img.alicdn.com/imgextra/i4/2103624973/O1CN01KU0YQh1mbgbG6kzZ3_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN01nHxSm51mbgbPDhBQi_!!2103624973.jpg https://img.alicdn.com/imgextra/i4/2103624973/O1CN01Rdbz0l1mbgbO50uRJ_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN012vrjq81mbgbNg4aef_!!2103624973.jpg https://img.alicdn.com/imgextra/i4/2103624973/O1CN01MUoLhe1mbgbKbj1jK_!!2103624973.jpg https://img.alicdn.com/imgextra/i1/2103624973/O1CN01b2RMdO1mbgbG6jmjl_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN01Nf7WCF1mbgbRebWM4_!!2103624973.jpg https://img.alicdn.com/imgextra/i3/2103624973/O1CN01bvy1RU1mbgbNHlUzj_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN01y7mYmA1mbgbPJIL4n_!!2103624973.jpg https://img.alicdn.com/imgextra/i2/2103624973/O1CN014WXE221mbgbPFLMQL_!!2103624973.jpg https://img.alicdn.com/imgextra/i3/2103624973/O1CN011fa3OI1mbgbOnhgYu_!!2103624973.jpg https://img.alicdn.com/imgextra/i1/2103624973/O1CN01hPVtHA1mbgbLmfwfZ_!!2103624973.jpg