Package Includes: (1) Pair of Rockville MS40B Black 4" 200 Watt Marine Boat Speakers Compact and Powerful (1) Pair of Rockville MAC40B 4" Black Swivel Aluminum Tower/Handlebar Speaker Pods ATV/UTV Video of MS40: What's In the Box: 2 Speakers Installation Hardware: (8 Stainless Steel Screws + 8 Stainless Steel Speed Clips) Mounting Template Owner's Manual Warranty Card Features of MS40B: Pair Rockville MS40B 4" 200 Watt Waterproof Marine Boat Speakers Peak Power: 200 Watts per pair / 100 Watts each RMS Power: 50 Watts per pair / 25 Watts each Color: Black Injection Molded Polypropylene Cone Aluminum voice coil with ASV winding Cloth surrounds Impedance: 4 Ohm Frequency Response: 122Hz – 20 Khz Sensitivity: 85dB @1w/1m High quality magnet: 3.5 Oz Y30 Ferrite magnet 1” inch ASV voice coil IP56 waterproof rating Fully Marinized Against Salt & Fresh Water Conditions Completely Waterproof and rustproof at level IP56 Anti-UV molded ABS plastic basket & grill Pre-installed mounting screws included Perfect for marine, outdoor, and car use 1” inch Tweeter: (Mylar Diaphragm with NdFeB magnet) Injection Molded Polypropylene Dust Cap SPL: 85dB ± 2dB (at 1M / 1W) Resonant Frequency (F0) 122Hz + or – 20% at 1V 3MM plate and 3 MM T-yoke Total Diameter: 5.12” Cutout Diameter in Inches for Mounting: 3.66” Total Height: 2.36” Mounting Depth in inches:1.57’’ Shipping weight: 1.76 Lbs Shipping Dimensions:6” x 6” x 5.7” T/S Parameters: Magnet details: F60*F24*8 Y30 Fs:154.7 Hz Re:3.2 ohms Qes:2.57 Qts:1.611 Qms:4.315 Vas:0.847L Cms:210.222UM/N Bl:2.468T MMS:5.029g XMAX:1.5 mm SD:54 cm2 Video of MAC40: Includes: (2) 4” Aluminum Speaker Pods (2) Clamps (2) 3 mm Rubber Inserts (2) Brackets All mounting hardware Rockville is proud to introduce our all new line of 4” aluminum Tower Handlebar speaker pods. The MAC40B comes in pairs and includes rugged aluminum clamps for easy installation to any bar measuring from 3/4" to 1.5" diameter. Two precision molded high impact rubber inserts guarantee a nice tight fit. Our clamp inserts are precision-fitted to sit perfectly inside the metal clamps. These awesome pods are built of super strong aircraft grade 6061 aluminum. The MAC40B features a black powder-coat finish which offers unparalleled resistance to chipping, scratching, and fading. These pods are fully marinized and 100% waterproof meaning they were designed to withstand even the harshest weather conditions. Aluminum cans will last forever! The sound quality of our pods is phenomenal! They feature the right amount of air space which translates to perfect sound quality for use with our Rockville or Polk Audio or Kicker 4” marine speakers. Our high efficiency design means more output! More audio output gets you louder, cleaner sound with less distortion. Features: Pair Rockville MAC40B 4" Black Swivel Aluminum Tower Handlebar Speaker Pods ATV/UTV Beautiful black powder-coat finish Pods Made from high quality 6061 aircraft grade aluminum 100% waterproof and fully marinized against the elements High efficiency design features the perfect airspace for Select Rockville Kicker and Polk Audio 4” speakers Rugged 360-degree swivel mounting clamps made of 6061 aluminum Clamps feature Stainless steel quick release hand knobs for adjustment and security Fits round or square bars from 3/4” diameter to 1.5” diameter Includes Rubber inserts to protect your bar and ensure a snug fit 360-degree axis rotation in either direction, allowing the speaker cans to be aimed in the most desirable location to deliver maximum sound quality. Can be mounted on Flat surfaces Color: Black Mounting Depth - 2.75" Total Depth - 4.86" Cutout - 3.8" Diameter - 5.3". Mounting diameter - 4.67" (Narrow diameter - 4.26") Height of mount - Varies Total height of unit - Varies with mount configuration