XXX by Audiopipe 10 Pairs 500w High Frequency Car Truck Boat Stereo Tweeters Built-in Crossover XTC-5500 Audiopipe XTC5500 Tweeter 160 Watts XXX (10 Pairs) This item is brand-new, factory sealed Mini tweeter 1-3/8 diameter x 5/8 97 db. Frequency response: 5 - 20 khz Surface or angle mount