Boss Audio MCBK470B 1000 Watt Bluetooth Amp + 4 Speakers with Mounts. 3 Black Speakers (2 PAIRS).4 Channel Compact Bluetooth Amp. 3.5 mm AUX Input. Adjustable Mounting Brackets to fit Handlebars or ATV racks. Great for Motorcycles and ATVs. The item "Boss Audio MCBK470B Motorcycle ATV Bluetooth Amp & Speakers 1000 watt Stereo" is in sale since Friday, August 5, 2016. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Accessories\Other Motorcycle Accessories". The seller is "big_country_motorsports" and is located in Magnolia, Texas. This item can be shipped worldwide.