200W 10-inch Active Subwoofer Speaker Home High-power Home Theater HiFi Fever Audio Super Subwoofer High Fidelity Audio Box - AliExpress
LAB SlapBox+™ x JL Audio 10-Inch "Active" Subwoofer System with Built-In Amplifier in Ported Enclosure Optimized vented box with integrated class D amp & 10" JL Audio W0v3 subwoofer
Z Series 10" 80 Watt (RMS) Active Subwoofer Enclosure – Stinger Off-Road – Jeep Audio And Electronics
Amazon.com: RECOIL SWS12 12 inch 600W Slim Active Ported Subwoofer Enclosure with Installation Wiring Kits and Line Output Converter/Line Driver : Electronics
Pioneer DJ XPRS1182S 18-inch Active Subwoofer - Starsound Audio, Inc.