Best 4 Channel Amplifier

Pioneer GM-D9704 1600W Class D 4-Channel Car Amplifer, With Bass Remote

Donner Bluetooth 5.0 Stereo Audio Amplifier Receiver, Peak power 440 W Hi-Fi Wireless 4 channel Desktop Amp with USB, SD,FM, 2 Mic IN Echo, RCA, LED, Speaker Selector for Studio, Home Speakers-MAMP5

Pioneer GM-A6704 - Power Stage

Pioneer GM-A4704 4-Channel Bridgeable Amplifier (520W)

Hertz ML Power 4 1000W 4-Channel Class-D Amplifier, 4x 150W @ 4 ohms, 4x 250W @ 2 ohms ~ Mille Series ~

Rockford Fosgate P400x4 Punch 4-Channel Amplifier

Fosi Audio HT4S Bluetooth Amplifier for Outdoor Speakers, 4 Channel Power Amp for Bass Shaker Sim Racing Cockpit, 4.1/5.0 Ch Stereo Home Audio Receiver, Supports AUX/Optical Input with Remote Control

VIBE Audio POWERBOX150.4M-V0 – 4 Channel Class D Amplifier

KENWOOD KAC-M5024BT Compact 4-Channel 600 Watt Car Amplifier with Bluetooth Streaming. Built for Marine, ATV and Powersport Applications. Waterproof, Dustproof, Rust Proof and Vibration Proof

JBL Concert A704 4-Channel Car Amplifier Class AB - Car Power Amplifier with 4 x 70 Watt RMS - 1000 Watt Tip for 4 Car Speakers, or 2 Plus 1 Subwoofer or 2 Speakers