Active Noise Cancelling Bluetooth Headphones

Bluetooth version : AC6955F V5.0
1. Frequency response: 2. 2.402GHZ~2.480GHZ
3. Operating Distance: up to 10M(free space)
4. Bluetooth profiles: A2DP\HFP\HSP\AVRCP\SPP
5. Charging port: TYPE-C charging interface
6. Driver Unit: 40mm neodymium
7. working time: 10hours per charge
8. Charging time:1 hours
9. Battery in charging station: 250MAH
10. Noise reduction: up to 20dB ANC-100 ANC100