DS18 HYDRO MP4TPBT 4" Amplified With BT Marine/Wakeboard Tower Speakers 120 Watts Black

  • $289.95
    Unit price per 

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Are you needing really loud tower speakers but have no room for bulky amps or radio? DS18 now has their first tower speaker that has both built in amplifiers and BT modules so all you need is power and ground connections are you are good to go. Perfect but not limited to buggies, 4 wheelers, motorcycles, and marine!

These towers have room for 1.5-2 inch circular bars and can all be linked to the same source. Each built in amp provides 2x40w RMS and 2x120W max power the 4 inch 2 way speakers for loud and clear music where ever you want that's easy to hook up with easy BT pairing with your phone!


  • 4 inch 2 way coaxial speakers for clear loud sound without sacrificing space.
  • Built in amplifier that puts out 40w RMS and 120w MAX to each speaker.
  • Integrated BT controls to seamlessly pair with your phone and also give you a secondary aux jack option with 2 channel RCA outputs.
  • Compatible with the DS18 remote, MXRC for easy to use controls.
  • Accommodates tower bars 1.5 - 2 inches and solid design is made for durability while also turning heads.

Key Features


  • Max Power Handling: 120 Watts x2
  • RMS Power Handling: 40 Watts x2
  • Frequency Response: 60Hz-20KHz
  • Voice Coil Diameter: 1"
  • Voice Coil Material: PEPSV
  • Impedance: 4 Ohm
  • Magnet Weight: 11 Oz
  • Magnet Material: Ferrite


  • Full Range Class D Stereo Amplifier
  • Max Power: 120x2 Watts
  • RMS Power: 40x2 Watts
  • Power and Ground: 16 GA
  • Fuse size: 15a

Great For

  • Marine Audio
  • Car Audio
  • Off road
  • DIY Projects

    Nominal Diameter  4” / 101.6mm
    Total Watts (Peak) 240W
    RMS Power @ 4 ohm (Internal Amp) 2 x 40 W @ 14.4V
    MAX Power @ 4 ohm (Internal Amp) 2 x 120 W @ 14.4V
    Frequency Response 60Hz-20KHz
    Enclosure Material  Injection PC+ABS
    Marine Grade Type IPX5 + UV Stable
    Grill Type Injection PC+ABS
    Pair Yes
    Clamps Tube Type Fixed with pads for 1-1/2" to 2"
    Front Logo Yes
    Finish Matt Black
    Voice Coil Diameter 1" / 25.4mm
    Voice Coil Former Material KSV
    Cone Material Injection Molded Polypropylene + UV Compliant
    Surround Material Butyl (Rubber)
    Basket Material  Steel with Black protection coating
    Magnet Material Ferrite
    Magnet Weight 11 Oz
    Magnet Diameter 3.14" / 80mm
    Voice Coil Diameter 1" / 25mm
    Voice Coil Former Material  ASV
    Winding Material  CCAW
    Type Dome
    Diaphragm Material PEI
    Magnet Material Neodymium
    Magnet Weight 45g
    Crossover 6dB/Oct
    Amplifier Class Stereo Full Range
    Amplifier Type Digital
    Number of Channels 2 Channels
    Minimum Impedance 4 ohm
    Signal to Noise Ratio 127dB
    Audio Source BT Audio Streaming V5.0
    Power Input Terminal Size 16 Ga
    Fuse Size 15 Amp
    Wired Remote Control Input Yes (compatible with MXRC)
    Thermal Protection Yes (>75°C / 167°C)
    Over-Load Protection Yes
    DC Output Protection Yes
    Short Circuit Output Protection Yes
    Voltage Input Protection Yes (<9.2V / >18V)
    Overall Diameter 5.51" / 140 mm
    Overall Depth 8.07" / 205 mm
    Overall Height 7.28" / 185 mm with clamp

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