AmpliVox S312 Sound Cruiser Portable PA System
Part # S312
Model # S312

The AmpliVox S312 Sound Cruiser Portable PA System is one of the best battery powered car audio systems on the market. Mounts to nearly any vehicle in seconds with suction cups and straps.

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Take your message on the road with the sound cruiser car PA system, the best in battery powered car audio PA systems. This horn PA system mounts easily to the roof of your car, truck or any vehicle with straps and suction cups. A DC power adapter plugs into car cigarette lighter or attaches to any battery source. Great for Parades, Fire and Rescue, EMS, & Police. Installs on cars, trucks, construction equipment, firing ranges, golf carts, camp buildings, boats and more.



  • 50W amplifier and dynamic handheld mic with 5 ft cord
  • Equip any car, truck, bus or boat for voice-casting in minutes
  • Twin horn speaker assembly easily mounts with suction cups and tie-down straps
  • Plug into your car's cigarette lighter, direct-wire the unit to your 12V car battery or use 10 D-cell alkaline batteries for up to 200 hours
  • Universal 2 horn speaker module mounts to any vehicle and easily adjusts at 450 increments for front side / rear projection
  • Emergency Siren Button
  • DC car adapter and cables included
Audience Size 100 - 5,000
Coverage 3,000 sq ft
Frequency Response 50–15,000 Hz
Amplifier 50W
Cabinet Specs 2 weather resistant 60 watt PA horns
Power Source 10 D-cell battery pack
Power 12V
Design Integrated circuit
Controls Volume and tone
Dimensions (H x W x D) (Car Top Speaker Module) 11.5" (292.1 mm) x 11" (279.4 mm) x 9" (228.6 mm)
Amplifier: 3.25 (82.55 mm) x 8.5" (215.9 mm) x 8.5" (215.9 mm)
Net Weight 18 lbs (8.16 kg)
Shipping Weight 25 lbs (11.34 kg)
In The Box

In The Box

  • 50W multimedia stereo amp with 3 microphone inputs
  • Twin horn speaker assembly with suction cups and tie-down straps
  • Cardioid dynamic handheld microphone with 5 ft coiled cord
  • 6' DC car adapter cable and 10' battery clip cable included

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