5" x 8" Marine Weatherproof PA Speaker Our 5 x 8 inch PA speaker is completely weatherproof and has a white ABS horn. It offers a frequency response of 200 to 15,000 Hz and a 60 watt maximum power rating. It features a sensitivity of 120 dB with an impedance of 8 ohm. A white ABS plastic pivoting base is included. Technical Specifications Dimensions: 8" (W) x 5" (H) x 9" (L) Frequency Response: 200-15,000 Hz. Impedance: 8 Ohm Material: White ABS Plastic Max Power: 60 Watts Mounting Bracket White ABS Plastic Sensitivity @ 1W/1M 120 dB