SP-B2823K is not only a radio transmitter, but also a mobile loudspeaker with which you can connect via Bluetooth or in which you can put a TF or USB card. This loudspeaker is small, light and easy to transport, and is made of matt material, which makes it more resistant to scratches. If you need a hands-free set, it is also equipped with a microphone. This is a larger version of SP-B2833K loudspeaker. Do not hesitate and check the quality of sound of the equipment. This loudspeaker has been reviewed by influencers and got positive opinions.