BOSS Audio TW15 250 Watt (Per Pair)， 1 Inch Car Tweeters， 2 Crossovers (Sold in Pairs)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Material: Polyimide， Dome Size: 1 Inch</li><li>Watts: 250， Magnet Material: Ferrite</li><li>Impedance: 4 Ohms， Frequency Response: 2.5 kHz – 21 kHz</li><li>Sensitivity: 93 dB</li><li>Included: 2 Crossovers</li><li>Dimensions: Depth 1.8” x Width 1.8” x Height 1”， Weight Per Pair: .56 Lbs.</li><li>3 Year Platinum Online Dealer Warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41a8w2f7MbL.jpg" noproxy>