Bluetooth headphone with mic
•Certificates: FCC, BQB
•Microphone: yes
•Remote control : play, stop, pause, volume up and down
•Driver unit: Φ40mm
•Impedance: 32ohms
•Sensitivity: 105±2dB S.P.L.at1KHz
•Frequency response: 20Hz-20,000Hz
•Battery type: built-in lithium ion rechargeable battery
•Battery charging (approx): 3 hours
•Working time: 8- 10 Hours
•Connect with other audio devices by 3.5mm cable
Thank you for your interest in our products. Please let us know via "Contact Supplier" function if you have any queries or require assistance.