The Alpine SPS-690A Speakers are speakers versatile enough in their construction to be used in cars, trucks, SUVs, and nearly ever other type of vehicle as well. Alpine three-way 9x6-inch speakers are designed with aluminum coated polypropylene woofer cone and a rubber surround. For even more durability, the balanced dome tweeter of these car speakers is coated in titanium to allow of maximum durability. The Alpine SPS-690A Speakers carry a frequency response of 30 to 30,000 Hz, putting these small speakers above that of their competition. The Alpine three-way 9x6-inch speakers comes with a recommended power range that lies between two and 50 Watts, giving users the choice of how to install their system. These car speakers have a sensitivity of 92 dB and a peak power handling of 250 Watts each. With a top-mount depth of only 3 inches, these speakers are capable of being placed almost anywhere in a vehicle. The Alpine SPS-690A Speakers are designed with durability and quality sound production in mind.