N5C 5.25" Classic Series Speakers - 4 OHM - (Pair) WhiteThese 5 1/4" speakers are smooth yet detailed and very efficient. Being both waterproof and UV resistant these speakers would be great in almost any setting; on your boat, in-wall stereo/home theater or patio. The N5 speakers are +/- 3 dB from 40 Hz to 19 kHz. The efficiency is at 91 dB so will play well with most decent amps or receivers with at least 25W RMS per channel. They are rated at 80W continuous and 300W peak. 4 OHM speakers are recommended for installing speakers in the same zone/channel.Features:100% WaterproofUV and Salt Water ResistantFull Range (No Crossovers)Spiderless (Less Resistance)Light (Neodymium Magnets)∗3 Year WarrantyWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.