Celebrat A41 ANC Headphone
Model: A41
Bluetooth operating frequency: 2402MHZ~2480MHZ
Bluetooth effective distance: 10-15M
Best distance: 10 meters
Horn size (drive unit) : Φ40mm
Impedance: 32Ω±10%
Frequency response: 20Hz ~ 20KHz
Built-in battery (headset battery) : lithium battery 3.7V/400mAh
Talk time: Approximately 32 hours
Charging time: about 2 hours
Charging input standard: TYPE-C, DC5V, 500mA