Amazon.com: Lanzar Amplifier Car Audio, 2 Channel, 2,000 Watt, 2 Ohm, Bridgeable 4 Ohms, MOSFET, RCA Input, Low Pass Filter, High Pass Filter, Bass Boost, Amplifier for Car Speakers, Car Electronics (OPTI500X2) : Electronics
Amazon.com: OSD 500W Stereo Power Amplifier, Dual Source, Treble & Bass Control, Auto-On, LED Screen & Remote Control, DSP App Control, Class D XMP500 : Electronics
MUSYSIC MU-H4000BT Professional 4000W Hybrid Amplifier – 3U Digital Output Display Pre-Amplifier/Receiver with Multiple INPUTs Bluetooth AM/FM Tuner USB/SD Slot MP3/iPod for Concerts and Functions
Amazon.com: LEIGESAUDIO 1600 Watts MonoBlock Amplifier, Class A/B, Remote Subwoofer Control, Mosfet Power Supply, Subwoofer Amplifiers for Car Audio Speakers : Electronics
Amazon.com: OSD 500W Stereo Power Amplifier, Dual Source, Treble & Bass Control, Auto-On, LED Screen & Remote Control, DSP App Control, Class D XMP500 : Electronics
Amazon.com: Rockville BLUAMP 150 Home Stereo Bluetooth Amplifier Receiver Optical/Phono/RCA Bundle with (4) Rockville HC85 8" Inch 700 Watt in-Ceiling Home Theater Speakers 8 Ohm : Everything Else
Amazon.com: Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (