Amazon.com: JBL STAGE A6004 - 4 Channel 60W x 4 full range amplifier : Musical Instruments
Club 704 | high-performance 4-channel car amplifier
Amazon.com: JBL GX-A604 4-Channel Full Range Amplifier : Everything Else
JBL MA704 4-Channel 1000W Peak Power Marine Powersports Car Boat Amplifier, Metra IBR65 Waterproof Flush Mount Bluetooth Audio Receiver with AUX Input - Road Entertainment
JBL Club 754A 4-Channel Car Amplifier
Original New Jbl Stage A6002 2 Channel Amplifier 60w X2 @ 4 Ohm 280 Watt Max Class D - Car Cd Player - AliExpress
JBL GTO-804EZ 4-channel car amplifier — 80 watts RMS x 4 at Crutchfield
JBL Club 754AM Compact 300-Watt 4-Channel Class D Amplifier (Black) - Walmart.com