One inwall LCR speaker with two 51/4" graphite woofers, 1" pivoting aluminum dome tweeter, ±3dB bass & treble contour switches and 100 watt power handling. • Power Handling: 100 watts • Frequency Response: 45Hz - 20kHz • Impedance: 8Ω • Sensitivity: 88dB 1W/1m • Dimensions (H x W x D): 8" x 1515/16" x 37/16" • Wall Cut Out (H x W): 63/16" x 141/2"