Amazon.com: BOSS Audio Systems CH5730B Chaos Series 5 x 7 Inch Car Stereo Door Speakers - 300 Watts Max, 3 Way, Full Range Audio, 1 Inch and 0.5 inch Tweeters, Coaxial, Sold in Pairs : Everything Else
Amazon.com: Pyle-Pro 4x4 Inch Speaker-Heavy Duty 150 Watt High Power Horn Audio Tweeter System w/ 25mm Voice Coil, 15 Oz Magnet Structure, 1kHz-18 kHz Frequency, 105 dB, 8 Ohm Impedance-Pyle (PH44) :