Wetsounds STEALTH-10 CORE-WNon Amplified (4 ohm) 10 Speaker Soundbar For Side by Sides, ATVs, Golf Carts & More! (WHITE)The Wet Sounds Stealth Core passive sound bars are the latest addition to the Wet Sounds Stealth Family of products. The Wet Sounds CORE sound bars are a passive, non amplified version sound bar that is a perfect addition to an already existing stereo system. The Stealth Core is available in Stealth 6 CORE with 6 drivers and Stealth 10 CORE with 10 drivers.