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Amazon.com: OSD Audio SMP300 Class D Digital Subwoofer Amplifier Rated at 300W Max : Electronics
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Amazon.com: Rockford Fosgate M2-300X4 Marine 300-Watt 4-Channel Amplifier : Electronics
Amazon.com: Rockford Fosgate R2-300X4 Prime 300-Watt 4-Channel Amplifier : Electronics
Gravity GBR500.2D True 300-Watt RMS Micro Ultra Compact Digital 2-Channel Full Range Amplifier with RCA Stereo Input - Perfect for Motorcycle, RV, ATV, Car, Boat, Marine
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Amazon.com: Rockford Fosgate Prime R300X4 R300-4 300W RMS 4-Channel Car Amplifier+Amp Kit : Electronics
Amazon.com: QSC GX3 300-Watt Power Amplifier : Musical Instruments
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Amazon.com: 16-PRX300.1 - Memphis Monoblock 300W RMS PRX Series Amplifier : Electronics
Amazon.com: Dual Channel Mini Portable Stereo- Receiver Box - 300 Watt Rack Mount Audio Speaker Power Amplifier System w/ 3.5mm Input - Enjoy Amplified Sound for Your Home Entertainment System - Pyle
