BTH-241 Bluetooth Earphone  Wireless  HIFI Sport Earphon ECOUTEURS NOIR

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Produit: BTH-241 Bluetooth Earphone Wireless HIFI Sport Earphon ECOUTEURS NOIR

Product features:1. Second generation Bluetooth 5.0 chip2. LED smart cool button light3. 9D stereo HIFI bass surround4. Graphene film speaker5. Full metal casing6. Magnetic pull-out charging box7. Ergonomic design; will not fall when worn on the ear8. Life waterproof; no matter whether it is sweat in the gym or outdoor sports in the rain, it will not cause damage to the headphones.9. Support single/binaural use (left and right headphones have built-in microphones for independent voice calls)10. The ergonomically designed headphone head with soft natural silicone earmuffs will not cause ear pain and other bad conditions even if you wear the headphones for a long time. Product Paramet*ers :Product Name: B9-TWSBluetooth version: second generation Bluetooth 5.0Music / call duration: 3 hoursCharging box can charge the headset:4-5 timesCharging box capacity: 300mAh polymer lithium batteryHeadphone single ear capacity: 60mAh polymer lithium batterySensitivity: 120dBImpedance: 32ΩBluetooth transmission distance: 10 metersCharging voltage: 3.7VBluetooth decoder: ACC Package Included:B9-TWS Bluetooth Headset*2 (left and right ears)Original full metal case charging box*1Natural silicone earmuffs * 3 pairs (large / medium / small)Instruction manual*1USB charging cable*1


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