PA Speakers

1600W 12" High-Definition Powered Loudspeaker

Product Code: MK-SRM550

RRP $1,509.00
Unit of Measure


1 Year
Technical Specifications
Brands Mackie
Series SRM Professional
Size 12"
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SRM550 12" 2-Way Powered Loudspeaker

SRM 1600W High-Definition Powered Loudspeakers deliver a new level of SRM ruggedness, clarity and simplicity with unmatched bass response. Huge system power is paired with custom transducers within professional-grade, internally-braced all-wood cabinets that are “Built-Like-A-Tank”.

These SRM loudspeakers feature our High Definition Audio Processing™, including patented acoustic correction DSP, plus system optimization tools like application-specific speaker modes and an amazingly accurate feedback destroyer.

Ready for anything, the integrated 2-channel mixer with Wide-Z™ inputs can handle any signal with ease. These SRM loudspeakers deliver the high output, amazing sound and proven durability you demand for your professional PA system.


  • 1600W system power paired with custom transducers deliver gig-level volumes with room to spare
    • 12" high-output LF driver / 1.4" titanium dome compression driver [SRM550]
  • “Built-Like-A-Tank” all-wood, internally braced cabinet delivers professional-grade road-worthiness
    • Rugged 18-gauge steel grille and fine-textured, sleek black cabinet finish
    • Front ported for maximum low-end extension and punch
  • High-Definition Audio Processing for professional sound with unmatched clarity
    • Patented acoustic correction developed with touring geniuses at EAW®
    • Precision 2-way digital crossover
    • Driver time alignment and phase correction
  • Effortlessly eliminate nasty feedback with one-button automatic Feedback Destroyer
  • Integrated 2-channel mixer featuring dual Wide-Z™ inputs
    • Handles anything from mics to guitars to mixers with a single twist of the gain knob
    • Includes stereo RCA inputs for easy connection to music source
    • Perfect for the singer/songwriter, plug in and leave the mixer at home
  • Smart Protect™ DSP kicks in to protect your investment when things get pushed a little too hard
  • Flyable via standard M10 eyebolts
  • Monitor-specific 60° angle and voicing mode perfect


Acoustic Performance
  • Frequency Response (–3 dB) 55 Hz – 17 kHz 
  • Frequency Response (–10 dB) 49 Hz – 20 kHz
  • Max peak SPL 132 dB
  • Crossover Point 3 kHz
  • Dispersion 90° x 50°
High-Frequency Section
  • Voice Coil Diameter 1.0 in / 25 mm
  • Horn Entry Diameter 1.4 in / 36 mm
  • Diaphragm Material Titanium
  • Magnet Material Ferrite
Low-Frequency Section
  • Woofer Diameter 12.0 in / 305 mm 
  • Voice Coil Diameter 2.6 in / 66 mm
  • Diaphragm Material Paper
  • Magnet Material Ferrite
Power Amplifiers
  • System Power Amplification
    • Rated Power 800 watts rms, 1600 watts peak
  • Low Frequency Power Amplifier
    • Rated Power 400 watts rms, 800 watts peak
    • Rated THD < 1%
    • Cooling Convection
    • Design Class D
  • High Frequency Power Amplifier
    • Rated Power 400 watts rms, 800 watts peak
    • Rated THD < 1%
    • Cooling Convection
    • Design Class D
Input / Output
  • Channel 1
    • Mic-Line 8 k balanced
    • 1/4" TRS, Wide-Z™ 1 M unbalanced
  • Channel 2
    • Mic-Line 8 k balanced
    • 1/4" TRS, Wide-Z™ 1 M unbalanced
    • RCA 25 k unbalanced
  • Thru
    • Male XLR balanced
    • [Passive when the Ch 1 / Mix switch is in the “out” (Ch 1) position]
    • [Active when the Ch 1 / Mix switch is in the “in” (Mix) position]
  • US detachable line cord 100 – 120 VAC, 50 – 60 Hz, 200W
  • EU detachable line cord 200 – 240 VAC, 50 – 60 Hz, 200W
  • AC Connector 3-pin IEC 250 VAC
  • Power Supply Type Switchmode
  • Operating Temperature 0 - 40 °C
  • [extended ambient temperature] 32 - 104 °F
Safety Features
  • Input Protection Peak and RMS limiting, power supply and amplifier thermal protection
  • Display LEDs
    • Defeatable front power ON (Running Man logo), Front load power limiter, Speaker Mode, Feedback Destroyer, input signal
Construction Features
  • Cabinet 15 mm Poplar
  • Finish High durability black paint
  • Handles One on each side
  • Grille Powder-coated 18 gauge steel
  • Fly Points Three M10 x 1.5 x 37 mm
  • Monitor Angle 60°
Mounting Methods
  • Floor mount, pole mount or fly via integrated M10 mounting points (using M10 x 1.5 x 37 mm forged shoulder eyebolts).
Physical Properties (packaged product)
  • Height 24.7 in / 627 mm
  • Width 18.3 in / 465 mm
  • Depth 18.9 in / 480 mm
  • Weight 44 lb / 20 kg
Physical Properties (product)
  • Height 23.0 in / 585 mm
  • Width 14.2 in / 360 mm
  • Depth 14.9 in / 377 mm
  • Weight 37 lb / 16.8 kg

Ordering from Amber Technology

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Orders placed though the Amber Technology website are despatched from our Sydney warehouse. Orders placed before 1.00pm Sydney time (for items in stock) will generally be shipped on the same day. 

We ship using Australia Post and Startrack Express. We deliver Australia-wide to residential, business and PO box addresses.

Shipping is free for all orders over $275 including GST (effective 1 March 2018). There is a $22 (including GST) shipping and handling charge for all orders under $275 including GST. 


You can track your shipment through the web sites of our couriers:

Australia Post

Star Track Express 

We will email the tracking number for your shipment shortly after it’s been despatched. If you have any questions regarding shipping, please contact us.


Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.

All items purchased from Amber Technology will be covered under warranty. The duration and terms of this warranty are specified by the manufacturer unless otherwise stated. Warranty information is available on the individual product listings on this site.

Refurbished items will include a 12 month warranty unless otherwise stated.

Please contact us if you have received an item which has been damaged in transit or is otherwise not working correctly when you receive it. Subject to availability, we will arrange for a replacement item to be despatched and for the faulty item to be returned to us. 

Amber Technology maintains a nation-wide network of carefully selected Authorised Service Agents to ensure that you are never far from convenient, expert technical and service support. If your item develops a problem and requires servicing under warranty, please contact your local Authorised Service Agent.

Stock Availability

The availability of stock is communicated via the indicator of each product listing page. "Available" means that reasonable stock is in our warehouse, ready for immediate shipment. "Limited Stock" means that we have only a small number of items in stock. "Out of Stock" means this item is currently unavailable for immediate shipment - orders placed for ‘Out of Stock’ items will be fulfilled as soon as replacement stock arrives.

"Special Order” items are products that are not generally kept in stock in Australia. Lead times for Special Order items vary depending on country of origin, manufacturer’s stock levels, factory production schedules and/or incoming shipment transit times. Please contact us for an estimate as to the likely lead time.

Refurbished items

If refurbished stock is available, this will be shown on the summary page for the product. If a product listing only allows you to choose refurbished stock, we are not holding new stock and we can no longer obtain new stock.

Refurbished items are always in perfect working order and will include all accessories. Refurbished items are may

  • have a damaged carton
  • have been used for demonstrations
  • have been repaired
  • have minor imperfections that do not impact performance.

Refurbished items include a 12-Month warranty unless otherwise stated.

Technical Support

Please visit the Get Support page to find a service agent, log a service ticket, or ask a technical question about your product.


Please contact us if you have received an item which has been damaged in transit or is otherwise not working correctly when you receive it. Subject to availability, we will arrange for a replacement item to be despatched and for the faulty item to be returned to us.  


  inc GST
RRP $129.00
  inc GST
RRP $109.00
Speaker Cover for SRM550 MK-SRM550-CVR  


  inc GST
RRP $189.00

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