POWER ACOUSTIC MWT-8W Wake Towers Speakers100% Waterproof Enclosure & Speakers SystemHigh Density ABS Construction w/ UV CoatingSteel Reinforced Mounting Bracket System Fits Most TowersBraided Stainless Steel Safety Cable IncludedInjection Speaker Cone & Tititamnm TweetersMeets ROHS and CE Certifications Speaker Specs4-Ohm Speaker Impedance750w MAX Power Handling375w RMS Power HandlingFrequency Response 30-20kHzSystem Efficiency 90dB(1w/1m)Dimensions 10w x 10h x 9.6dMounting Bracket FeaturesUpper Mounting BracketLower Mounting BracketMounting Bracket BaseMinimum 1.26PULG/32mm Size BarMaximum 2.25PULG/57.15mm Size BarIncluded In BoxPair of 8PULG Wake Tower SpeakersMounting Bracket for Ea Speaker