Bass Amplifier TB80 1,Volumn and presence control, 2,Headphone out 10w Bass AmplifierTB801/ Volumn and presence control,2/ Headphone out3/ output Power: 10W3/ Dimensions : 600*383*295(mm)4/ N .W :14.4 kg , G .W :17 kg5/ Color : Black & Blue6/ speaker:5"x1, 10w Bass Amplifier