Speaker specification: 40mm
Bluetooth version: V2.1+EDR
Transmission range: 10 meters
Ohter Function: MP3 FM
Working time: 8 hours
Multifunctional Design: Support wireless connection via bluetooth， & wired connection with phones/computer; Support TF card playback， insert the TF card into the headphone to play music when there is no phone.
High Fidelity & Clear Bass Effect: This headphone supports various sound effects adjustment， easily realize the sound quality you prefer.
Over-ear & Adjustable headband Design: Adjust the headband for tight and comfortable wearing by yourself， no worries of the headset falling.
Built-in Battery: With high performance rechargeable polymer battery， this headphone provides 8-10 hours of music time， less than 3 hours of charging time.
Please don't hesitate to contact us if you have any questions or concerns before or after your purchase. We are committed to your 100% satisfaction.
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2. Time in transit: Transit time varies with different shipping methods.
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