The FREEMOTION B571 is a versatile wireless Bluetooth headphone set equipped with integrated backlighting, an MP3 player, and a microphone. These headphones offer a combination of modern design and practical features, making them suitable for both everyday use and special occasions. The Bluetooth technology allows for easy connection to various devices, enabling users to stream music or take calls without the hassle of wires. The backlighting provides an appealing visual aesthetic and can be used in different environments to create a unique experience. The built-in MP3 player allows for music playback directly from a memory card, adding to the convenience. The microphone ensures clear voice transmission, ideal for phone calls or voice commands. With these features, the FREEMOTION B571 is a practical choice for anyone who values quality and versatility.