Polk Audio DB522 DB+ Series 5.25 Coaxial Speakers with Marine Certification JBLQUANTUMTWS TUK’s active crossover filters out

TUK’s active crossover filters out frequencies below 80Hz and sends them directly to a connected subwoofer

"Smart Ambient" mode lets you hear external sounds without removing headphones

- up to two KCA-RC55MR remotes can be connected to the KMR-550U marine head unit using the CA-Y170MR Y-adapter

Drivers developped and manufactured by Focal in France

” simultaneously sleek and elegant

Polk Audio DB522 DB+ Series 5.25 Coaxial Speakers with Marine Certification JBLQUANTUMTWS TUK’s active crossover filters outDynamic Balance: Dynamic Balance is a proprietary Polk Audio technology using laser imaging to determine what combination of speaker materials create the least amount of resonance. Eliminating resonance in speakers results in a wide, smooth response and low distortion. Marine Certification: Polk speakers are marine certified, making them a good choice for boats in fresh water, convertibles, motorcycles, ATVs, and other applications where the speaker