... battery and external battery slot 4.FM,LED display SU-06 mini portable speaker audio amplifier square box Description:1.Mini ... phone,MP3,MP4,PC,TV,DVD,IPOD,IPONE, 3.Smart design and easy carrying you can enjoy your music world at ... /20GP16,100 PCSPCS/40GP32,200 PCSPCS/40HQ39,101 PCSPhoto: SU-06 mini portable speaker audio amplifier square box