The Sounce Bluetooth Receiver instantly realizes your smart life. With a built-in HD microphone, you can enjoy high-quality stereo (most of the receivers on the market are mono) music and hands-free calling or navigation through your smartphone. Intelligent noise reduction for connection lengths up to 33 feet link quality. The portable Bluetooth receiver can connect two Bluetooth devices at the same time, and can be connected automatically after disconnection. It is also compatible with most smartphones and Bluetooth devices for home audio systems or car audio systems and wired headsets or speakers (via 3.5mm audio cable/adapter and connection, then pairing the phone with a Bluetooth receiver for listening Smart life, wireless answering calls or music) to loved ones, friends, colleagues, are the best gifts.