Features: Experience smooth auditory connection with our bluetooth-compatible5.0 MP3 Decoding Board, features faster transmission speeds and extended ranging for stable connection across various devices. Equipped with a highly AB5322B decoding chip, this module ensures clear and detailed sound, supporting multiple input sources like small memory cards and USB disks for versatiled playing option. For music enthusiasts who demand superior sound, DIY electronics hobbyists unique auditory solution,car auditory users needing bluetooth-compatible functionality. Perfect for integration into home Auditory systems for wireless music streaming and voice calls, outdoor gatherings, and DIY Auditory projects, enhancing both Auditory capabilities and user interaction. Its designing allows easy embedding into various DIY projects and sound systems without occupying much space, making it a practical addition to any Auditory setting. Specifications: Double decoding support MP3/WMA music Support bluetooth-compatible call function; With recording function; With digital tube display; Support for USB port and more Power failure memory function; Support 5-10meters distance remoted control operates Support for external auditory input LINE IN; Support radio, retrieval band (87.5MHZ-108.0MHZ); Buttons: four-button multi-directional control, VOL-/AUTO/VOL+ Color: Blue/Silver Size:about 107x75x25mm/4.21x2.95x0.98in Package Includes: 1Set Wireless MP3 Music Player Module note: Due to problem of lighting effect, there might be certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.