Choice Select Rock Speaker with 5.25in Woofer and 2in Tweeter, Marble (Sold Individually)Overview Specifications This simulated stone speaker from Choice Select will beautify any surroundings. With a 5. 25in woofer and 2in tweeter, it performs in any environment. Colorful and lifelike, with an invisible grille, it will blend in with an assortment of outdoor settings. Made of a poly resin composite, it's tough and will provide many years of performance. Pictured here in Marble, also available in Gray and Sahara Yellow. 5. 25inch woofer