AudioControl ACX-300.4 - All-Weather 4-Channel Amplifier RS2 Line while the other USB port

while the other USB port is used to plug in a USB stick or hard drive to access audio and video files

Filters: Woofer cut-off - Lo-pass 1

Effective Number of Picture Elements: 99% or more

Subwoofer Channel @ 2 Ω - 300 W RMS x 1

AudioControl ACX-300.4 - All-Weather 4-Channel Amplifier RS2 Line while the other USB portThe AudioControl ACX 300. 4 all weather amplifier delivers honest power levels to the sound system in your boat, utv, motorcycle, and more. for a two or four channel system, the ACX 300. 4 will ensure your open air speakers deliver plenty of punch and clarity, all day long. Installer friendly, heavy gauge quick connect wiring makes installation quick and painless, making the ACX 300. 4 all weather amplifier the perfect solution for your next