SoundTube DubSub Outdoor Dual‑Voice‑Coil Subwoofer

The DubSub is a rugged outdoor dual‑voice‑coil subwoofer in a decorative rock enclosure, available in Grey or Sandstone finishes. It functions as a sub/sat system: simply wire in two full‑range speakers and drive with a standard amplifier-no external crossover needed.

Its heavy‑duty design supports up to 200 W RMS (350 W program), delivering deep bass performance with 87 dB sensitivity (1 W/1 m). Built to withstand harsh weather conditions including frost, snow, rain, and UV exposure.

Key Features

• Color Options: Grey or Sandstone faux‑rock finish
• Driver: 8″ polypropylene cone with butyl rubber surround
• Power Handling: 200 W RMS; 350 W program output
• Sensitivity: 87 dB @ 1 W/1 m; 90 dB @ 2.83 V/1 m
• Frequency Response: 38 Hz–100 Hz (±3 dB); 32 Hz–100 Hz (±10 dB)
• Impedance: 4 Ω nominal (dual‑coil wiring)
• Usage: Designed to wire two satellite full‑range speakers for complete outdoor audio without external crossover
• Weather Resistance: Durable rock‑style enclosure engineered for outdoor exposure
• Certifications: CE; TAA‑ and BAA‑compliant (Made in USA)

Technical Specifications

• Height: 11.5 in (292.1 mm)
• Diameter: 21 in (533.4 mm)
• Sensitivity: 87 dB @ 1 W/1 m; 90 dB @ 2.83 V/1 m
• Frequency Response: 38 Hz–100 Hz ±3 dB; 32 Hz–100 Hz ±10 dB
• Nominal Impedance: 4 Ω (dual voice coil)
• Max Continuous Power: 200 W RMS; 350 W program
• Shipping Weight: 44.8 lbs (20.32 kg)
• Carton Dimensions: 24″ × 24.25″ × 24.5″ (609.6 × 615.95 × 622.3 mm)

What’s Included

• DubSub subwoofer unit in selected finish (Grey or Sandstone)
• Wire leads pre‑installed for sub/sat set‑up
• Owner’s manual and spec sheet