Nippon America Power Horn Speaker 100W Indoor Outdoor 100 Watt Nippon Powerhorn 8Ohms 50W RMS 100 Watt Indoor/Outdoor Power Horn; Dimensions: 11" x 6.5" Dispersion: 90 x 20 (2KHz) 80 Ohms 100 Watt Nominal Imp.: 8 Ohms Freq. Resp.: 350Hz9KHz