WT09 Active Noise Cancelling Headphones Bluetooth Headphones with Wireless Stereo ANC Suitable for listening to music in any noisy environment 1 piece

Main Features

WT09 Active Noise Cancelling Headphones Stylish Design
High-quality noise cancellation technology
Ultra-soft protein foam ear cups: high-quality clear sound and deep bass
CVC 8.0 HD built-in microphone
Up to 50 hours of battery life, long service life, supports Type-C charging port
Audio codecs are: A2DP, ACRCP, Hands Free Profile (HFP V1.7)
1.BK5.0 and AS3415 + OP Hybird ANC
2. Speaker size: 40mm
3. Impedance: 32Ohm
4. Sensitivity: 102±3db
5. Frequency Response: 20-20,000 Hz
6. Music time: up to 30 hours
7. Battery capacity: 400mAh
8. Working range: up to 15M
9. Working hours: 15 hours
10. ANC Active Noise Cancellation:23-27dB
11. ANC frequency response: 40-1000Hz
12. Center frequency: about 100Hz-800Hz