40-Watt RMS 4 in. x 6 in. 2 Way Polypropylene Coaxial Car Speakers TERMINATOR46 - The Home Depot
Logitech Z407 - Speaker system - for PC - 2.1-channel - wireless - Bluetooth - USB - 40 Watt (total) | Dell USA
1pcs 4 Inch 6 Ohm 40w Bass Speaker Woofer Subwoofer Long Stroke Hifi Audio Loudspeaker - Speakers - AliExpress
Amazon.com: 5 CORE 4 inch Speaker Driver 40W 4Ohm Replacement Full Range Audio Stereo Dual Cone Concept for Extra Crisp Sound Made in India (Pair) : Electronics