Package Includes:

• (2) Pairs of Rockville MS40B Black 4" 200 Watt Marine Boat Speakers Compact and Powerful
• (1) Boss Audio 500w 4-Channel Bluetooth Amplifier+Remote For Polaris RZR/ATV/UTV

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Video of MS40:

 What's In the Box:

• 2 Speakers
• Installation Hardware: (8 Stainless Steel Screws + 8 Stainless Steel Speed Clips)
• Mounting Template
• 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

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Authorized Boss Dealer!

Features of MC900B:

• Boss Audio 500w 4-Channel Bluetooth Amplifier+Remote 4 Polaris RZR/ATV/UTV/Cart 
• 500W 4 Channel Full Range, Class A/B Amplifier
  
• Weather Proof 500 W MAX Power 4 Channel 94 W X 4 RMS @ 4 ohm
  
• Full Range, Class A/B,
  
• USB Charging, Aux, Low Level Inputs, RCA Pre-amp Outputs
  
• Bluetooth Audio Streaming - play and control music and apps like Spotify/Pandora wirelessly
  
• Include Inline Multi-Function Remote
• Amp Topology: Full Range, Class A/B
  
• Channel Configuration:4 Channel
  
• Total Power Output: 500 Watts
  
• Peak Power @ 4 Ohms: 125 Watts x 4
  
• RMS Power @ 4 Ohms: 94 Watts x 4
  
• Speaker Impedance: 4 to 8 Ohms
  
• T.H.D. (Total Harmonic Distortion): 0.01 %
  
• Channel Separation =: 103 dB
  
• S/N Ratio (A-Weighted): 90 dB
  
• Frequency Response: 20 Hz to 20 kHz ±1 dB
  
• RCA Inputs: 2 Channel
  
• Pre Amp Outputs: 2 Channel
  
• Thermal/Overload/Short Protection
  
• Bluetooth A2DP Wireless Audio Streaming
  
• aptX Support
  
• 4-channel Micro Amplifier, Low Level, Aux Inputs, RCA Pre-amp Outputs
  
• USB Charging, Inline Multi-Function Remote
  
• RCA preamp output to daisy chain multiple amps
  
• Included RED / BLUE-backlit UV / weather resistant silicon button controller
  
• Includes Multi-mount controller system: Includes flush mount bezel and stainless steel handle bar clamp
  
• Compatible with optional MC900SMC surface mount Y controller kit
  
• Compatible with MUSB35 USB /3.5mm extension kit
• Length: 7.48"
• Width: 5.22"
• Height: 1.65"

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Advantages of buying from an authorized seller:

• Best prices - We sell all Boss Products at great prices
  
• Full Factory Warranty
  
• Lifetime Customer Service by Boss product experts
  
• Guaranteed legitimate and authentic merchandise
  

Please note: If you purchase Boss from an unauthorized seller then you are taking a big risk. You will not have any manufacturers warranty, and there is no guarantee that the item is authentic, brand new, or even working.