Headphone parameters
Product type: Adjustable hanging Bluetooth headphones
Bluetooth version: Bluetooth 5.3 Noise reduction type ENC environmental noise reduction Capacity of the charging box Battery capacity of headphones 200mAh 25mAh The speaker impedance is 32Q ± 15% The speaker sensitivity is 109dB+3dB Charging time Frequency response range The headphones take about 1 hour and the charging case about 2 hours 2402MHz-2480MHz