HWR103T-A Load rating at 100V: 6W tansformer tappings at 70V: 6-3-1.5-0.75W tansformer tappings at 100V: 6-3-1.5W frequency range: 150-15KHZ SPL(@1W/M) : 90DB SPEAKERΦ(mm) and impedance: 5"/8ohms dimension Hx Wx D(mm): 194x188x87mm material,colur:ABS white it is popular model it have from 1w-6w different size