MB Quart RK1-169 Reference Car Speakers (Black, Pair) ? 6x9 Inch Coaxial Speaker System, 200 Watt, 2-Way Car Audio, 4 OHMS (Grills Included) SMOOTH MUSICAL REPRODUCTION ? Bring the concert to life in your car with the 0.75-inch dome tweeters that utilize WideSphere Technology for exceptional musical reproduction of high frequencies and creating a larger sound stage. SUPERIOR BASS ? Lightweight Curvilinear Design adds strength and superior frequency reproduction, allowing mid-range and bass frequencies to remain musical without distortion caused by cone flexing. Guaranteeing a deep and powerful bass always. DESIGNED TO FIT ? MB Quart Engineers work closely with vehicle designers to assure a perfect fit of every speaker, whether upgrading your sound system or doing a full custom install. Engineered to produce dynamic, accurate car audio sound quality. DYNAMIC SOUND QUALITY ? Reference coax (2-way) designs feature a built-in audiophile crossover, guiding the frequencies from the amplifier to each driver (speaker), designed with tight tolerance components for the highest sound quality. POWER HANDLING ? The RMS Power Handling of these speakers operate at 50 Watts (each) and 100 Watts (system), and Peak Power Handling at 100 watts (each) and 200 watt (system). With Speaker Impedance of 4 OHMS, these speakers bring your car to life.