... &RoHS Mini USB Speaker for Mobile Phone with LCD Display Model No.: GVMS-104A1)Housing material: Aluminum2)With LCD display.3)Output: RMS 2*3W ... , 4 Ohms, Diameter: (45/4Ω /3W)7)Line input: Configure 3.5mm stereo's plug8)FM Radio: 87.5-108MHz9)Power ... : Build-in lithium battery 550mAh, USB10)Compatible with iPhone & iPod, mobile phone, MP3, MP4, iPod, PDA. etc11)Size: 17*5*5 ...