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Amazon.com: CQRobot Speaker 3 Watt 8 Ohm Compatible with Arduino Motherboard, JST-PH2.0 Interface. It is Ideal for a Variety of Small Electronic Projects. : Electronics
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Amazon.com: Pyramid Outdoor Trumpet Car Horn Speaker - 5” Pa Horn Speaker w/ 8 Ohms Impedance, 15 Watt Power, Adjustable Bracket, 10' Pre-Wired Cord, 3.5mm Mono - Pa Speaker for Cb Radio
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