The Blaupunkt GTX630 3-Way Coaxial Speakers are a pair of high-power 6-1/2 in. car speakers. With 300 watts of peak power and 4-ohm impedance, this pair of car speakers will have the powerful playback you desire. Expect crisp clarity with its 86 dB/SPL sensitivity and 3/4-in. high-quality voice coil. Enjoy a dynamic range of sound for your music and crystal clear playback for talk radio and podcasts—ideal for long drives and everyday use!