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Alpine :: SPR-M70 :: $159.00

Alpine SPR-M70

Item# 21662

7" 210W 2-Way Marine Component Speaker System

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Power Handling

  • Nominal Power: 70 Watts
  • Peak Power: 210 Watts

General Features

  • Frequency Response: 45Hz - 22kHz
  • Impedence: 4 ohm
  • Sensitivity: 90 dB 1W/1m


  • Tweeter Type: Titanium Dome
  • Mounting Design: Front Mount Design
  • Application Type / Design Detail: Front Mount / Swivel Design
  • Magnet Material: Neodymium


  • Dustcap Detail: Inverted Dustcap
  • Cone Material: Poly-Mica Cone
  • Motor Technology: Aluminum Shorting Ring
  • Voice Coil Type: 1.25'' High-Temp Copper Coil
  • Cooling: Optimized Airflow Design
  • Magnet: Ferrite
  • Mounting: Front Mount / IPX6 Sealed Gasket
  • Frame: High Temp ABS Frame

Crossover Network

  • Grade: Professional Grade Network
  • Case Design: Internal Sealed Design
  • Attenuation Control: 0 dB / - 3dB
  • Mounting: Integrated into Woofer Frame

Mounting Specifications

  • Tweeter Mounting Diameter (mm): 55.3mm
  • Tweeter Mounting Diameter (in): 2-6/32''
  • Tweeter Mounting Depth (mm): 25mm
  • Tweeter Mounting Depth (in): 1''
  • Woofer Diameter (mm): 195.9mm
  • Woofer Diameter (in): 7-23/32''
  • Woofer Mounting Diameter (mm): 162.6mm
  • Woofer Mounting Diameter (in): 6-13/32''
  • Woofer Mounting Depth (mm): 93.1mm
  • Woofer Mounting Depth (in): 3 -31/32''
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*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to for replacement within 30 days from the original date of purchase with proper return authorization. After the 30 day time period, products must be returned to their original manufacturer for the remainder of the manufacturer's warranty period.

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   Glen From Branford ct
These components fit in my system next to JL audio separates very well. They were very accurate without being harsh and the base was solid and tight. For the money, these components were a good buy.