GiftU specializes in customizing all kinds of corporate gifts, including a variety of mobile phone accessories, can provide you with professional tailor-made services.
Bluetooth version：4.0 Transmission range：10m Talking time：15 hours Standby：0.45μA Battery capacity ：40mAh Charge voltage：DC5V Frequency：2402Mhz-2480Mhz Music time：1.5 hours
