Features:brand new and high qualityDual decoding supports MP3/WMA/WAV/FLAC/APE lossless format music.Support for MMC/SD/MMA and other cards, support USB interface (U disk).Buttons: Four-button multi-directional control, VOL-/AUTO/VOL+/MODE.Support radio FM, search frequency band (87.5MHZ-108.0MHZ).Power-off memory function; support bt function, bt version 5.0; with digital tube display. Specifications:Material: ABSColor: As the Picture ShowsProduct Dimension: approx. 108x25.6mm/4.25x1.04inches Net Weight: 40g/0.09lbs Note:Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1Set Mp3 Decoder Board Usb Decoder