[Secure hands-free calling] Built-in microphone can free your hands when answering calls, allowing you to drive safely and conveniently. Connect to 2 bluetooth devices at the same time and listen to music from any of them. [Improve Your Wireless Life] Bluetooth can turn your old wired speakers or headphones into a slim aluminum case, equipped with 3.5mm AUX jack, to get rid of tangled cables. Charge for 1.5 hours and enjoy 5 hours of wireless music. [Easy-to-use smart connection] All in one, designed to easily handle calls and listen to music. The previously connected device is automatically connected each time the device is powered on.
