1.weight; 150g 2.color: black, blue,red 3.TF card support 4. can be connecting with computer, ... Specification: Speaker S-01FM1.Weight:150g,2.Color:black,blue,red.3.TF card support,Can be connecting with computer,MP3 ... of diatortion0.5(%)Appearance materialPlastic and woodinessSpeaker impdance8(Ω) Size 30*21*12(mm)Weight 180(kg) Colour black ,blue and red Impedance 4(Ω)