ASK904B.64 4 Channel Amplifier & 2 Pairs of 6.5" Speaker Kit - WhiteNo room for a stereo head unit? Want to listen to your music from a Bluetooth enabled device? No worries. Boss has taken audio to the next level with a powerful amplifier and weatherproof speaker kit.This kit packs a punch with the MC900B 4-Channel amplifier w/multi-function controller, a two (2) pairs of 6.5" MR6W speakers, waterproof pouch and a USB/Aux accessory extension cable.All in one and ready to play all your music on the water or in any environment.. Features:. Weatherproof 6.5" MR6W speakers - WhiteHideaway antenna. 4-Channel Weatherproof 500W amplifier with multi-function controller -. Included in the Box:. MC900B Bluetooth amplifier w/multi-function controller. Two (2) pairs of MR6W speakers. Waterproof pouch. MUSB35 USB/Aux Accessory Extension Cable. Mounting hardware. Instruction manuals. *SiriusXM Promotion - Get 3 Free Months SiriusXM Streaming Service - LINK*Sold as an Individual KitWARNING: This prod