JVC Simple upgrade speakers, these speakers have been designed to be a direct simple replacement for the factory speakers in your car. Best ran from a car stereo these speakers will give you a massive increase on sound and performance and are very easy to fit. 30Watts, 2 Way speakers with a great frequency response of 45-22KHz, Mica Cone Woofer for fast and accurate bass. 30 watts RMS. 30 watts max output. Mounting depth 4.3cm. Size 13cm.