High - Energy JBL Pro Sound Takes To The Road Designed to fit into 6" factory locations without vehicle modification, the GX628 delivers high-energy JBL pro sound for in vehicle applications. Leveraging our patented Plus One™ woofer cone with three Ohm voice coil and edge-driven soft-dome tweeter mounted into our all new proprietary tweeter deflector, all individually voiced to deliver authentic JBL pro sound for your next roadtrip. To ensure that you get a great performance even with the windows down, the three ohm voice coil extracts more power from the amplifier, delivering high output and deeper bass. Power Handling 60W RMS, 180W Peak