Features: 1. Easy talking、 built-in microphone for handsfree calling. 2. Wide application、 suitable for iPhone 6、 iPhone 6 Plus、 Samsung、 HTC、 tablet PC and more. 3. Intelligent 2-link design、 connect your two Bluetooth services at the same time and free switch. 4. On-cord control、 voice control、 songs track、 answer \/ end phone call and play or pause music. 5. Sweatproof design、 enjoy your workouts without worrying about the earphone working abnormally. 6. English voice prompt、 tell you low power、 disconnection、 calling number、 far connection distance etc. 7. CVC 6.0 intelligent noise-isolation technology、 away from the noise、 fully immersed in the beautiful music. Specifications:          General Specification             Brand         AWEI             Model         A980BL             Color         Black、 Gold、 Red             Cable Length         0.6m             Wearing Type         In-ear           Technical Parameters             Connectivity         Wireless             Conectivity Interface         Micro USB             Power Supply         DC 5V 300mA             Driver Unit         11.5mm             Built-in Battery Capacity         55mAh             Talk Time         6h             Charging Time         2.5h             Noise Reduction         DSP             Bluetooth Version         V4.0             Bluetooth Protocol         A2DP\/AVRCP             Transmission Range         10m    Package  Included:                   1× AWEI A980BL Headphone             1× Charging cable             3× Earmuffs             1× Manual