i7 Mini TWS Wireless Bluetooth 5.0 Earphone Pop ups Double Earbuds With Charging Box Mic Sport Headset for xiaomi huawei iphone

1. drive: 10m, impedance: 32 OHM 2. Bluetooth version: Bluetooth 5.0; 3. Bluetooth frequency band: 2.4GHz 4. power level: CLASS II, output power: 30mW