Digital USB/SD/AUX/FM Audio Player System, Handmade, Wooden, Natural, Green, High-quality, Unique Digital USB/SD/ ... AUX/FM Audio Player System(1) USB port, SD/MMC card, 3.5mm AUX support ... ). (6) Clock movement precision: +/- 1 second everyday.(7) Material of case: MDF with Natural Birch Veneer(No PVC stickers).(8) LED ...