SoundTube IW31‑EZ 3-Inch In‑Wall Transformer Speaker - Black / Single Unit
SoundTube | SKU: SOUNT-IW31EZBK
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$16700
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Orders placed between Monday - Friday before
1:00 PM PST will most likely ship out the same day. We work hard to process and ship your items quickly so you can start enjoying them as soon as possible.
Found a lower price? Contact us and we'll see if we can match it! Price match will only be applied to products sold and shipped by authorized retailers of the brand.
No restocking fee will be charged when you opt for store credit. Exclusions apply.
Condition: New
SoundTube IW31‑EZ 3-Inch In‑Wall Transformer Speaker
The IW31‑EZ is a premium 3″ full‑range in‑wall speaker available in Black or White finish, designed for low‑impedance (8 Ω) home or commercial audio systems and distributed (25/70.7/100 V) installations. Weatherized for indoor or outdoor use (IP54), it offers ultra‑compact mounting behind a standard wall plate footprint.
Installation is fast and secure via the Speed Wing™ constant‑tension blind‑mount system that accommodates wall thicknesses from 0.1″ to 1.5″. A six‑position rotary tap switch (including transformer bypass) enables versatile power matching for distributed systems.
Black (IW31‑EZ‑BK) and White (IW31‑EZ‑WH) single‑unit versions are sold individually; master packs (MP) of 8 units are available in both colors.
Key Features
- Driver: 3″ polypropylene cone with butyl rubber surround
- Impedance: 8 Ω direct or transformer‑tapped (25/70.7/100 V)
- Power Handling: 20 W continuous RMS, 40 W program
- Sensitivity: 85.5 dB @ 1 W/1 m (2.83 V)
- IP Rating: IP54 – weatherized components for indoor/outdoor use
- Mounting: Speed Wing™ fixed‑wing blind mount for walls up to 1.5″ thick
- Form Factor: 5″ × 5″ visible grille with shallow backcan
- Coverage: 45° beamwidth @ 2 kHz
- Accessories Included: Conduit clamp, paint mask, grille, wire nuts, hole template
Technical Specifications
- Frequency Response (±10 dB): 115 Hz – 22 kHz
- Frequency Response (±3 dB): 190 Hz – 14 kHz
- Max SPL @ 1 m: 98.5 dB (program power) per spec sheet
- Coverage Angle (±6 dB @ 2 kHz): 45° beamwidth
- Directivity Factor (Q): Avg 4.5 (100 Hz–10 kHz); 2.8 @ 2 kHz
- Directivity Index (DI): Avg 5.5 dB; 4.4 dB @ 2 kHz
- Transformer Taps Max Power (25/70.7/100 V): 1.3 W / 10 W / 30 W
- Mounting Depth: 3.5″ (88.9 mm)
- Cutout Size: 4.25″ (108 mm)
- Visible Dimensions: 5″ × 5″ (127 mm × 127 mm)
- Weight: 3.0 lbs (1.4 kg); Shipping Weight: 4.0 lbs (1.8 kg)
What’s Included
- IW31‑EZ speaker unit (single – Black or White)
- or 8‑pack master carton (Black or White)
- Aluminum grille (powder‑coated matching color)
- Conduit clamp and strain relief
- Paint mask and hole template
- Wire nuts
