QCY T4S TWS Bluetooth V5.0 Headphones Sports Wireless Earphones 3D Stereo Earbuds Mini in Ear Dual Microphone Charging box

• advanced technology: Super smooth surface and ergonomic design, it’s very comfortable to wear.
• scientific design: The earbuds have an ergonomic design to ensure a comfortable and stable connection.
• extreme comfort: Dual headphones with builtin extreme comfort and extreme sound quality, can enjoy the music experience even in different situations.
• headphones charging 4 times, achieve a total battery life of 20 hours
• Ensuring continuous power and music on every trip

Enough hard-core Chip upgrades again
MASTER SLAVE SWITCH
The new generation of the PAU Bluetooth 5.0 chip, the wireless connection is faster and more stable, reducing power consumption by nearly 70%, longer battery life and energy saving. And support higher quality music transmission, achieve ultra-low latency, entertainment calls are very clear and smooth