⚡【SPECIFICALLY DESIGNED WITH POWERBANK】: This is specifically Compatible with Tecno Spark 10 Pro Built in 2000mah Charging base for this earphone and mobile phone. Second: Operational function upgrade: One touch switch previous/next song & volume adjustment & wake up.

⚡【COOL LED SCREEN】 : Simple, Easy to Read Bluetooth LED display will clearly show the accurate power level of the charging box and the earphone, this way you can better arrange the future management of the headset, and will not worry about the earplugs without power/electricity.

⚡【CHIP WIRELESS UPGRADE】: Upgraded using the NEWEST digital optimized 5.3 Authentic Certified Bluetooth Chip, Pick up the automatic boot and matching. CVC 8.0 intelligent noise redution,Enjoy HD call effects without being affected by noisy environment.

⚡【IPX7 WATERPROOF AND 8D BASS】: Daily life waterproof, support rainy outdoor sports, gym sweating, let you enjoy music in sports.Enjoy the HIFI scene and enjoy the immersive 8D stereo surround sound effect

⚡【WHAT YOU GET】: You will get a 2,000Mah Enabled Powered Case with Recharges 24h-26 hours of Life for your Portable Bluetooth Volt Plus Tech Version F9 TWS earphone with a Power Pack Storage Gift box, and the charging bank headset can charge for over 24 hours of use.