Boss Audio Systems Audio Systems 4 in. 50-Watt Dual Cone Replacement Car Audio Speaker BRS40 - The Home Depot
Amazon.com: CQRobot Speaker 3 Watt 8 Ohm Compatible with Arduino Motherboard, 2.54mm Dupont Interface. It is Ideal for a Variety of Small Electronic Projects. : Everything Else
Speaker - 3" Diameter - 4 Ohm 3 Watt
Elliptical Oval Loudspeaker 5 X 3 77 X 125mm 3 - Etsy
4 ohms 3 W metal round magnet speaker 2 pcs - Walmart.com
NEW Shenzhen Wata WTV4070F 41mm x 71mm 8 Ohm 3 Watt Speaker ~ 300 to 20KHz | eBay