Amazing sound quality: bluetooth 4.1 tech ensures high-fidelity stereo music and clear talk via noise reduction.
Wearing comfortable: 2 rubber earhooks is in accessory, they not only make you feel confortable but also keep earphone in ear.
Excellent battery performance: 60mAh lithium battery supports 3.5 hours music playing and 5 hours talking.
High comparability: works with all smartphone, tablets and other Bluetooth music player.
After-sale Service: refunds or replacement unconditionally in 30 days, 12 months warranty
Product Description
Specifications:

Bluetooth Profiles Supported: HSP, HFP, A2DP, AVRCP
Support for Audio Decoding Formats: ACC-LC, SBC, MP3, APTX
Transmission Power: Class 2
Operation Range: Up to 10 Meters
Frequency Range: 2.402-2.480GHz
Battery: Built-in Rechargeable 3.7V/60mAH Lithium Battery
Charge Voltage: DC4.75-5.25V
Charging Time: Approx 2 hours
Playing Music Time*: Up to 3.5 hours
Talk Time*: Up to 5 hours
Standby Time*: Up to 180 hours