BX28 TWS Wireless Earbuds True Wireless Bluetooth 5.3 Earbuds 75H Playtime IPX7 Waterproof Headphones with LED Digital Display for iPhone Android

1. Bluetooth version chip: 6973D4 Bluetooth 5.3 2. Bluetooth protocol: A2DP1.2/AVRCP1.0/HSP1.0/HFP1.5 3. Speaker diameter: 10mm, loud field 4. Decoding format: AAC SBC 5. Playback power consumption: -5MA 6. Frequency response 20K-20000K 7.Bluetooth transmission distance: 10m 8. Battery capacity: A product 55mAH, charging compartment 480mAh 9.Music playing time: 7-8 hours 10. Talk time: 7 hours 11. Charging time: 1~2 hours 12. Standby time: 433 days 13.Charging interface: Type C 14. Voice function: English prompts 15.Color: black 16. Waterproof level: Level 5 waterproof 17. Wireless charging: optional 18. Microphone: 50Hz – 80000Hz 19. Device compatibility: supports any Bluetooth device type mobile phone, iPad tablet, desktop computer. Desktop computers without built-in Bluetooth function need to be used with a Bluetooth adapter 20. Automatic master-slave switching, automatic power-on pairing, binaural calls, ultra-low power consumption, A-grade battery

【IPX7 Sweatproof & Ergonomic Design】: The sweatproof sports hearphones use nano-coating to professionally protect the interior from the influence of water and sweat and prolong the service life.The unique earfin design conforms to the ergonomic design, making the running headphones comfortable and fit, even if you exercise vigorously, you don’t have to worry about the headset slipping off. 【75H Long Playtime & LED Display】:A single charge gives you a full 7 hours of listening, while the charging case for Bluetooth earbuds extends that to 68 hours. The LED display on wireless headphone accurately display the remaining power of earbuds and charging case. The powerful battery allow for all day listening. 【Superior Sound Quality & Crystal-Clear Call】:The latest Bluetooth 5.3 chipset. It provides faster and more stable signal transmission within 32 feet.The in-ear earbuds use 8mm graphene drivers to give the sound a deep bass and stereo effect. And filter and process ambient noise while having phone calls,microphones capture your clear voice for transmission ,so you will be heard clearer on the other end. 【One-Step Pairing & Button Control】:Open the wireless earphones charging case they'll automatically connect to the last paired device! By button the Bluetooth earphones to answer/hang up the phone, play/pause, Previous song/next song , volume up/down, and access to other functions, the operation is very simple and convenient.