YDO8 Large Capacity Battery Wireless Bluetooth Earbuds

The ergonomic custom design gives you a comfortable ear feel when using it. The large-capacity battery lasts for a long time, so you don't have to worry about running out of power after charging. Designed for sports and witnessing, sweat won't affect the use of the earbuds and they fit securely. The frequency range is 20-20000Hz, so the headphones can provide you with clear high-sensitivity vocals. The earphones are made of high-quality materials, which are durable and have a long lifespan. Headphones may be worn out due to long shipping times. Upon receipt, please charge the earphone case for 30 minutes before use. Describe: 1200mAh large capacity battery pack for emergency charging of mobile phones A new generation of M90pro Bluetooth headset M90PRO parameter configuration Bluetooth version: V5.3 Prototype solution: LX5616 Bluetooth frequency: 2.4GHz Bluetooth transmission distance: 10~15 meters Headphone battery capacity: 40mAh lithium battery