15 Watt 5" with Metal Base Philmore WP7 Same as Speco SPC-8 Construction is of ABS plastic and the driver is protected by a rubber seal for weatherproofing. The efficient sound displacement is consistent, whether used indoors or out. The beautiful metalic blue horn is mounted on a metal stand, fully adjustable through 90 degrees. Power Rating: 15 Watts maximum Black 12" zip cord Black Painted Metal Base Frequency Response: 450-10,000 Hz Impedance: 8 Ohms Size: 5" diameter by 5" long