The Poly-Planar Division 10W RMS 4-8Ohms Speakers 850621 are a pair of 8″ surface-mount speakers designed for marine audio applications. These speakers have a power rating of 250W RMS and can handle up to 500W max power. Made in Taiwan, these speakers are suitable for vehicles and are ideal for enhancing the audio experience with high-quality sound reproduction. Perfect for boat, yacht, or car audio systems, these speakers provide a powerful and clear listening experience for the user.