Boston Acoustics

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2-Way Outdoor Rock Speaker with 5¼" Woofer. 5¼" Woofer. ¾” Soft Dome Tweeter. Enclosures, grilles and drivers stand up to weather and temperature extremes and are UV protected.

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play outside. play smart.
Voyager Rock Speakers are each designed to resemble natural rock formations and provide advanced audio solutions for “outdoor soundscaping” in all types of environments.

Single Channel Speaker
The RK5 is configured as a single channel speaker and includes a 5-1/4" bass unit and 3/4” tweeter. Use two RK5s to support stereo left and right channels. Their sound is contoured to provide the best performance in open air environments. They blend perfectly with the other Voyager series models. Your choice of 3 rock formation styles - New England Granite, Sandstone, or River Rock.

Think outside the house.
Boston Voyager Rock Speakers are designed to blend gracefully with virtually any outdoor décor and are specially voiced for open-air environments.These tough and durable outdoor speakers feature rustproof hardware, grilles, and connectors and are designed to withstand the harshest weather and temperature extremes. Each model also features a recessed weatherproof cavity on the bottom that can house a 70/100 volt transformer (can be purchased at an electronics retailer) for use in light commercial installations.

  • 5¼" Woofer
  • ¾” Soft Dome Tweeter
  • Drivers are angled upwards 20 degrees to deliver great sound when they are placed at ground level.
  • Weatherproof with rustproof hardware and grilles. (IEC 60529, IPX4. IPX5)
  • Enclosures, grilles and drivers stand up to weather and temperature extremes and are UV protected.
  • Integrated six foot underground-rated connection cable is included.
  • Internal mounting posts for a 70/100 volt transformer (available from an electronic parts retailer) for use in commercial applications or home audio systems where many speakers are used or where speaker wires must be run over long distances.


Nominal Impedance
8 ohms
Bass Unit
5-1/4" (135mm) mica-filled with butyl rubber surround
Dimensions (HxWxD)
12-4/5 x 10 x 11-1/5" (352 x 254 x 285mm)
Recommended Amplifier Power
5-100 watts
Frequency Response (±3dB)
Sensitivity (1 watt (2.83v) at 1m)
3/4" soft dome
Rock Formation Styles
New England Granite, Sandstone, or River Rock

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