Main Features:
● The AEC echo cancellation circuit and ANC Noise elimination circuit of built-in chip keep the stereo sound quality pure and clear.
● Built-in chip can enhance signal transmission circuit， fast and steady connection.
● Compatible with double undamaged audio format.
● Automatic memory connection， easy to use and connect.
● Built-in battery， long working time.
● Bluetooth 4.1 version， low power consumption.
● Enable connecting two phones at the same time.
● Suitable for the car and home stereo， upgrading the speaker to a Bluetooth speaker.
● Support voice prompts.
● Integrated Lithium-mode battery charger supports 300mA fast charging and over-discharge protection.
● Support data packet loss concealment.