Photo 1 of TECNO B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones Black

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Photo 1 of TECNO B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones BlackPhoto 2 of TECNO B1 Bluetooth Headphones, Bluetooth Earbuds Wireless with 38Hrs Playtime, Wireless Bluetooth Headphones for Sports, Sweatproof & IPX5 Waterproof Wireless Headphones Black