GTX525 Blaupunkt 5.25" 4-Way Coaxial Speakers 300Watts GTX525 The Blaupunkt 300 Watt 5.25" 4-Way Coaxial Speakers (GTX525) are as beautiful as the sound they produce. They are made with the highest technical quality to ensure maximum reliability and durability. The GTX525 5.25" Car audio speaker features a MAX power handling 300 watts (300 Watts Peak) and an RMS power handling of 100 watts (300 Watts Peak). Other features include the high-quality polypropylene woofer cone, a butyl rubber surround with mylar dome tweeter, and ceramic magnet. 100 Watts RMS (300 Watts Peak)- Impedance 4-Ohms- Included Grills.Butyl Rubber Surround 1 High Temperature Aluminum Voice Coil Ceramic Magnet Mylar Dome Tweeter 100 Watts RMS / 300 Watts Peak Impedance: 4Ohm Frequency Response: 90Hz - 20KHz Sensitivity: 90dB In The Box: 1Pair,with Grilles & Accessories