Sports waterproof dual moving coil headphones

Product name: X6 Aurora Bluetooth headset
Audio parameters: Bluetooth: 5.0
Bluetooth transmission distance: 15 meters
Frequency: 2402-2480GHz
Signal to noise ratio: -55dB
Microphone sensitivity: -40 +/- 2dB
Endurance parameters
Battery capacity: 95 mAh.
Charging time: 1.5 h
Standby time: 200-220 h
Charging interface: Micro-USB