Pure Performance.
The PA200.4 features a high-speed MOSFET switching power supply and high current bipolar output transistors for maximum voltage and..
Pure Performance.
The PA400.1 monoblock has a power output rated at 300 Watts RMS x 1 at 4 ohms with less or equal to 1% THD+N. The amplifier's signa..
Upgrade your Car, Boat, Motorcycle, or ATV’s factory speaker set with the DB+ Series to get that legendary Polk sound wherever life takes you. You’ll ..
Upgrade your Car, Boat, Motorcycle, or ATV’s factory speaker set with the DB+ Series to get that legendary Polk sound wherever life takes you. You’ll ..
The Premium Upgrade—tuned to provide the unparalleled sonic accuracy you’ll find in studio monitor speakers, but in a durable, ultra-marine certified ..