This true wireless BT headset uses BT 5.3 chip, to improve transmission speed. automatic pairing after booting, built-in active noise reduction IC, high-definition call, large-capacity, and long-lasting battery life.
The independent LED Bluetooth earbuds battery power indicator can clearly see the charging status of each earphone and charging box. This product uses a 14.2 graphene diaphragm, a professional alloy sound transmission network, Intelligent noise reduction, 108dB sensitivity, and an oxygen-free copper voice coil.
Longer Music/ Talk Time: the wireless earpiece with built-in rechargeable lithium-poly 30mAh battery, last for 3.5 hours of audio under 100% volume, and The Charging Bin battery capacity 200mAh
Possess waterproof, not afraid of rain and sweat, To ensure that there is no delay in 5.3 Bluetooth games, Applicable models: suitable for all Bluetooth-enabled mobile phones and smart devices, Ergonomically designed for a more comfortable fit on the auricle
Smart operation: automatic power on/off/answer/reject/previous/next/call Siri. One button design, easy to use, phone calls, and control music play by one button. deal for in-car calling and friends chatting, playing games, or working use

Air 31 TWS Earbuds with Bluetooth 5.3, Noise Cancelling, Touch Control, Lightweight In-Ear Design, Microphone, and Deep Bass Stereo Sound