Xiaomi Air 2 Airdots TWS Bluetooth Earphone 2 Mi True Wireless Air Pro 2 LHDC Tap Control Dual MIC ENC. ● A high-res audio headset with true wireless design. ● Supports LHDC Bluetooth decoding. Comparing to the Bluetooth SBC audio format, LHDC allows more than 3 times the data transmitted and also provides the most realistic and high definition wireless audio. ● Semi-in-ear design, no worry about allergy, comfortable and lightweight. ● 14.2mm composite diaphragm moving coil unit. The bass is rich and full, and the treble is clear and sharpallergy. ● Also provides dual-microphone with noise reduction, making the call clearer.