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. : Everything Else
Amazon.com: MakerHawk 2pcs Speaker 3 Watt 8 Ohm Single Cavity Mini Speaker Full-Range Cavity Mobile Portable Advertising Machine Speaker Connector Separating Interface 3.3V 5V : Electronics
Amazon.com: BdiliUSA Round Micro Speaker,28mm 2W 8 ohm Round Internal Magnetic Speaker Loudspeaker,Mini Loudspeaker,for Laptop, Tablet, Walkie-Talkie, Video Player : Electronics
Amazon.com: uxcell a15080600ux0275 Metal Shell Round Internal Magnet Speaker 2W 8 Ohm (Pack of 4) : Electronics
Amazon.com: Pack of 2 Full Range Bookshelf Speaker, 3 Inch 8 Ohm Anti-Magnetic HiFi Tweeter Wooden Enclosure Home Audio Woofer Multimedia Speakers (8Ω) : Electronics