Package Includes: 1 KICKER KMC4 Dual-Zone 3" LCD Marine Digital Media Gauge Receiver w/Bluetooth/USB. 1 Pair RockvilIe RWB90B Black 8" 300w Marine Wakeboard 360 Swivel Tower Speakers. Charging USB w/Thumb-Drive Playback. Bluetooth Connectivity. Full-Color LCD Display. 3 Hole Cutout. KRC12 Remote Compatible. AM/FM and Weather-Band Tuner. Up to 10 Favorites for each source: AM and FM. Front and Rear RCA Outputs, Plus Subwoofer and Zone 2. AUX RCA Input. Day/Night Mode. Low Battery AlertLoudness control. Customizable EQ with Five Presets. Specifications: Power Output @ 14.4V, 4stereo,