Monitor Audio Platinum 3G In-Wall Speaker
Pickup available at Alexandria Showroom · Usually ready in 2-4 days
4 interest-free payments of $1,749.75, paid fortnightly.
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Shipping & delivery
Free insured shipping Australia-wide on orders over $79. Every parcel is tracked and covered in transit.
Most orders dispatch within 1–2 business days, shipping either from our Alexandria warehouse or directly from the supplier, depending on the product. Delivery is usually 2–7 business days.
Large or heavy items (floorstanders, subwoofers, racks) ship by dedicated freight. You'll receive a tracking number so you can follow your order and see its expected delivery date.
Local pickup can be arranged from our Alexandria showroom. Please get in touch first so we can have your order ready. Remote-area delivery may take a little longer.
Platinum In-Wall 3G is Monitor Audio’s flagship high-performance, architectural, in-wall speaker. It is designed for use in high-end audio and movie systems, where accurate, clear and lifelike sound is required. With the minimum of room intrusion but with maximum scale and sonic impact. Platinum In-Wall 3G can be installed either vertically or horizontally, which means it can be used on any channel within a system and is ideal for LCR applications and for seamless tonal accuracy within a theatre system.
Key Features
- 1 x MPD III high-frequency transducer for a larger, clearer, and more lifelike sound
- 1 x 4” RDT III mid-bass driver for incredible levels of clarity and scale
- 2 x 6” RDT III bass drivers for exceptional weight and depth
- Patented 'DCF' (Dynamic Coupling Filter) mechanism for more natural sound
- Bespoke speaker terminals and footings
- Underhung, edge-wound voice coils: greater driver efficiency and lifelike dynamics, less distortion
- Rigid cabinet construction made from 25 mm MDF with steel back
- Extensive internal bracing using thick MDF cross bracing techniques
Specifications:
General
- Recommended Power 150-600 watts
- Impedance 4 Ω
- Frequency Response, Free-Field (-6dB) 41 Hz – >60 kHz 41 Hz – 60 kHz
- Frequency Response, In-Room (-6dB) 27 Hz – >60 kHz
- Sensitivity 88.00 dB
Drivers
- MPD III tweeter
- 2 x 6" RDT III bass drivers
- 1 x 4" RDT III mid-range driver
- Bass Alignment Sealed
External Dimensions (Including Grille and Terminals)
Height 120.7 cm Width 33.2 cm Depth 10.6 cm Weight 27.7 kg
Cut-Out Dimensions
Height 117.5 cm Width 30.0 cm Depth 97.5 cm
Crossover Frequency
LF/MF: 825 hz MF/HF: 3 kHz
Free insured shipping Australia-wide on orders over $79. 30-day change-of-mind returns in original condition. Full manufacturer's Australian warranty.
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◆ Questions?
Talk to Scott before you buy
Not sure if it’s right for your room? I’ll give you honest, no-pressure advice by phone, video, or in our showroom. We’re specialists, not box-shifters.
Scott · Founder, CHT Solutions
Authorised Australian dealer: genuine Australian stock & full warranty, never grey import.








