... SD ,FM 2. Connect MP3/4, mobile phone, CD, PCs directly. 3. Infrared remote 4. MOQ: 1000pcs Mobile Speaker Description:connect MP3/4, mobile ... phone, CD, PCs directly.USB,SD card read function ... flash drives,SD cards,MMCcards,and TF cards are all supported.and FM radio.In addition external inputs such as mobile phones,MP3 players,MP4 players ...