Symbol X160 White (2 pc.) 2-way, all-weather speaker system in a bass reflex housing. Frequency response: 30 Hz – 36.5 kHz. Power supplied: 20 W - 225 W. Sensitivity (2.83 V. / 1 m.): 92 dB. Input impedance: 4 - 8 ohms. Dimensions: Height: 310 mm; Width: 186 mm; Depth: 242 mm.