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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【500 HRS Standby Time & 38 HRS Play Time】: Built in 300mAh battery, B1 Sports Wireless Headphones with Microphone has great long battery life with 500 hrs standby time and 38 hrs playtime. 1-2 hours quick charge offers enough playtime for music listening or phone calls. Workout headphones bluetooth let you enjoy wonderful music when traveling and doing sports.
【Amazing Sound Quality Stereo】: 13.6 MM super large size dynamic drivers, ensure bluetooth wireless headphones constant and stable transmission. And clear high & low volume makes calls clear and stable. Significant noise cancellation, great choice for you.
【Bluetooth 5.0 Technology】: TECNO B1 Wireless Headphone earbuds adopt the latest Bluetooth 5.0 technology,which delivers high-fidelity audio for a more stable connection and stronger signal transmission. Wireless headphones Bluetooth supports wider compatibility with iOS and Android smart phones, tablets, laptops, MP3, etc various Wireless Bluetooth enabled devices,etc.
【Comfort and Secure Fit Design】: With 2 pairs of ear tips and 3 pairs of secure-fit ear hooks(Replaceable), this Bluetooth headphone is comfortable to wear. Magnetic design makes it easy to carry everywhere. IPX5 waterproof sports Bluetooth Wireless Earbuds Design with internal nano-coating protects the wireless waterproof headphones from heavy rains or sweat throughout intense exercises.
【What Can You Get】: TECNO B1 neckband bluetooth headphones, Earbuds 3 size ear tips(S/M/L), User Manual,180-DAYS and 24-hours after-sale service.