Features: 1, Double decoding supports MP3 / WMA / WAV / APE lossless format music; 2, support Bluetooth function, Bluetooth version 5.0; 3, with a color screen digital tube display; 4, support MMC / SD / MMA and other cards, support USB interface (U disk); 5, power failure memory function; 6, support 5-10 meters distance infrared remote control operation; 7, support for external audio input LINE IN (AUX); 8, support radio FM, receiving frequency band (87.5MHZ-108.0MHZ); 9, button: four-button multi-directional control, VOL- / AUTO / VOL + / MODE; Specifications: Color:Black Quantity:1PC Size:73*23MM Package Include:1PC Music Audio Decoder Board Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.