... 2. weight: 215g 3.colour: rubber black 4.USB card support,can be connecting with computer,MP3,MP4 Specification: 1.size ... connecting with computer,MP3,MP4,cellpnoe,workman,3.FM Radio support,Calender,Alarm clock,LCD display.4. Attached with USB,DC ... (dB)Frequency18--180(Hz)Degree of diatortion0.5(%)Appearance materialPlastic Speaker impdance4(Ω) Size49*41*140mmWeight215(g) Colour rubber black Impedance ...