... Radio Clock Alarm Cost-effective,Practical and Widely Used Support SD card & U disk - portable speaker - LY1000 / removable ... )2. Signal transfer: AUX in 3.5mm,USB ,SD card& FM radio 3. output :1W ×2 4. N ... LCD display and one button control all function2. Support SD card, and FM radio , support MP3/WMA / WAV ... Alarm4.Support U-disk and read-write SD card, you can download documents directly no need draw ...