Need an external CB radio speaker, especially if your CB has PA capability? The Cobra Highgear Noise Canceling External Speaker is designed to offer an exceptional combination of unsurpassed power handling up to 15W, great sound from its 4 in. driver, rugged shock-resistant construction and stunning looks. It also features a noise-canceling filter for clearer receive audio. This unit is gray with a black metal-mesh grille. No matter what you find yourself into, stay updated on what's happening on the road by having this CB radio speaker.