ITEM NAME:3 inch 6ÃŽ © 20W Tweeter Audio HIFI Speaker Stereo Horn Replacement Loudspeaker Description: 3 inch car audio tweeters speakers,universal to most of loudspeaker box,easily run in only 20W, wonderful to work as treble speaker. Loud speaker tweeter with silk diaphragm, perform treble sound well and push higher resolution. Easy to install, car audio tweeters pair with 3 setting holes, convenient to set with screws on bookshelf speaker or other speaker box. High-frequency characteristics, clear and rounded, wide sound field, making the overall performance of the high-pitched sound excellent. Elegant appearance, also nice to display as home audio speakers or public audio; Good choice for both professional and beginner. Specification: Impedance: 6ÃŽ © Rated power: 20W Sensitivity: 89dB Magnet: NdFeB magnet Voice coil: high temperature voice coil Sound film: 25 core ball top silk film Opening size: opening hole 74 mm, through hole 43 mm, counterbore depth 4 mm Dimension: 7.5x7.5x4.5cm(LxWxH)/ 2.95x2.95x1.77inch Package Includes: 1 Piece Tweeter Speaker 3 Pieces Screw Note: The tweeter cannot be directly connected to the power amplifier. It must pass through the high-pitched output of the crossover, or connect a 2.2ÃŽ ¼F-3.3ÃŽ ¼F high-pitched capacitor in series, otherwise it will be burned out. Please pay attention to the positive and negative poles..Loud speaker tweeter with silk diaphragm, perform treble sound well and push higher resolution. 1 Piece Tweeter Speaker. The tweeter cannot be directly connected to the power amplifier. It must pass through the high-pitched output of the crossover, or connect a 2.2ÃŽ ¼F-3.3ÃŽ ¼F high-pitched capacitor in series, otherwise it will be burned out.