... * MP3/WMA format decoder * Product size142*101*58MM * mini speaker boxFetures:* SD/MMC card support, USB flash support* MP3/WMA ... 3w+3w* Driver Unit: 52mm speaker , 4ohms* Frequency Response: 150-18Khz Packing:* Packing Content: Speaker, remote control,USB Power Cord,2 ... .5mm docking, nuokia docking,sony docking* Product size142*101*58MM* Gift box 170 ...