Earphone / Headphone UiiSii B1 Posted on September 30, 2020 by babu 30 Sep Model: B1 Bluetooth version 5.0 & CSR Bluetooth chip IPX5 sweat & waterproof design Music/Play/Talking time: ≥5hours Transmission range: ≥10m babu Hello world! Huawei 5A Type C Data Cable