Timpano TPT-ST2 BLACK Slim 4 Ohm Pro Car Audio Bullet Super Tweeter 500W - PAIR Includes: 2x Timpano TPT-ST2 Black Slim Super Tweeter These tweeters are capable of generating extremely loud volume you need to keep up in the high SPL environment. The aluminum diaphragm has been engineered to take the power needed to keep up and maintain crystal clarity.Built In Crossover – capacitor that eliminates out all low end frequencies that might otherwise harm the super tweeters.Engineered and designed in the USA by PRV Audio Group, the ST2 are a high performance pair of 3.75 inch compact design, high compression bullet tweeters that are rated at 250 watts max peak power. Ready to delivery major concert sound to your sound system. Description 4″ Super Tweeter 120 Watts Continuous Power 60 Watts RMS Power Impedance: 4 Ohms Sensitivity: 105 dB Frequency Response: 2KHz – 23KHz Aluminum Diaphragm 1″ Voice Coil Weight: 2.15 Lbs (1 pair)