Model : XLR-9948E Detail : 150mm x 230mm 4-way Titanium Loudspeakers � Frequency Response: 40Hz ~ 23,000Hz � Sensitivity: 92dB/w*m (SPL) � Norminal Impeadance: 4 Ohms � Continuous Power: 200 RMS � Peak Power Input: 400 Watts � Recommended amplif.: 5-100 rms