Mini Speaker 1.for MP3/MP4/MP5 player. ... design. 4.color can change as you need. mini speakerFeatures:* SD/MMC card support, USB flash support, ... 3w+3w* Driver Unit: 52mm speaker , 4ohms* Frequency Response: 150-18KhzPacking:* Packing Content: Speaker, remote control,USB Power Cord ... music player and digital products. new concept integrative portable mini speaker, with small bulk can play on the centre ...