Joyroom Shadow series Wireless MP3 Player for Car Black JR-CL02 is a wireless MP3 player designed to enhance your car audio experience. It has wireless connectivity that allows you to effortlessly stream music from your Bluetooth-enabled devices to your car's audio system in addition to being a wireless music player, Joyroom Shadow series Wireless MP3 also has a hands-free calling function, it has a built-in microphone and Bluetooth call connectivity, and with its help, you can now attend calls while having both your hands on the steering wheel. JR- CLO2 has a sleek black design that gives it a classy look and it easily blends with the interior of any car.