Choetech ENC+ANC Earphone TWS black

Model: BH-T15
Bluetooth version: V5.2
Bluetooth solution: BT8922E2
Bluetooth operating frequency: 2.402GHz-2.480GHz
Bluetooth rated voltage: 3.3-4.2V
Receiving distance: ≤10 m
Interface: type-c
Earphone Battery: Lithium battery 50mAh
Case battery: 380mAh
Depth of noise reduction: 35-40dB