SKU: 52698504650

AIR OPx-4

Sale price$30.60 Regular price$34.00
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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2

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Description

AIR OPx-4Video of Hello Operator, Get me OPX 4! OPx 4 gives you deep, compelling FM synthesis that is easy to dial in. OPx 4 is a groundbreaking four operator FM synthesizer with advanced sound editing and an easy to understand control layout. In addition, the system has one of the most profound FM engines ever built with a 4x4 FM matrix that includes tone shaping and filtering and a 32 slot matrix for modulating your FM tones. A Groundbreaking FM Synth Engine

OPx-4 gives you deep, compelling FM synthesis that is easy to dial in.

OPx-4 is a groundbreaking four operator FM synthesizer with advanced sound editing and an easy-to-understand control layout. In addition, the system has one of the most profound FM engines ever built with a 4x4 FM matrix that includes tone shaping and filtering and a 32-slot matrix for modulating your FM tones.

A Groundbreaking FM Synth Engine

With its flexible wave shaping, dual-mode filter path with 23 different filter types, six envelopes with tempo-synced looping, two LFOs, and two ramps, the OPx-4 will become your go-to FM synth. It includes three insert FX and two global FX for use with 27 included AIR effect plugins, such as reverb, delay, distortion, modulation effects, and more.

Leave Your Sound Design Ph.D. at the Door. OPx-4 Makes FM Synthesis Easy.

FM synthesis works by taking classic oscillator waveforms and modulating them until they sound like something brand new. If you-ve ever experimented with FM synthesis, you know it can be complicated to understand how to make great sounds. OPx-4-s simple layout and easy controls make it a breeze to experiment with FM functions without needing a deep understanding of how it works behind the scenes. An easy-to-understand control scheme makes experimenting as easy as turning knobs until it sounds great!

Four Operators, Two Filters, Thirty-Two Mod Sources, ONE Great Sound

Using four FM operators and an FM operator matrix, you can craft almost any FM sound you-ve ever heard-or even those you haven-t heard of yet! You can adjust the values of each operator using specific on-screen controls for pulse width, formant, FM filtering, and FM shaping, as well as specific ADSR and FM oscillator envelope controls.

Built-In Effects Engine to Stylize your sounds

OPx-4 includes multiple effects like EQ, amp sims, reverb, delay, and modulation. Create brilliant shimmers, dark haunting echoes, or spacey washed-out DX-style electric pianos with a cutting-edge effects engine built right into the instrument.

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 52698504650

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4.0 ★★★★★
Based on 26 reviews
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joseph
Houston, US
★★★★★ 5
⭐️⭐️⭐️⭐️⭐️
Size: 10.5, Color: 8/Brown
I’ve been wearing these Bruno Marc Men’s Casual Dress Shoes for a while now, and they have exceeded my expectations! The quality and craftsmanship are impressive for the price, and they look just as stylish as high-end brands. One of the best things about these shoes is their comfort—even after long hours on my feet, they still feel great. The cushioned insole provides solid support, and the fit is just right. Whether I’m at work, attending an event, or just out and about, these shoes hold up beautifully. Durability is another plus. The materials feel sturdy, and the stitching is well done. I also love the versatility—they pair well with dress pants, chinos, or even jeans. Overall, these shoes are a fantastic value. If you’re looking for a stylish, comfortable, and affordable pair of dress shoes, I highly recommend them!
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Reviewed in the United States on March 31, 2025
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Paulie G
Chelsea, US
★★★★★ 5
Amazing Shoes
Size: 9, Color: Brown
This is my first time wearing a Bruno Marc MaxFlex Dress Sneakers Oxfords Casual Wingtip Brogue Shoes. I was quite impressed how the shoes arrived and how they had a protection bag over each shoe. Very impressed by that, The shoes are very comfortable , lightweight squishy and affordable and very stylish. I recommend them.
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Reviewed in the United States on April 25, 2026
A
Verified Purchase
Austin
Massapequa, US
★★★★★ 5
Comfortable and complimentary
Size: 11, Color: Brown
The shoes are very comfortable and easily broke in after two wears. I get several compliments on them daily, and others have purchased them after seeing mine. I also have the black pair, but the brown ones are my favorite. Sizing is true to size, an excellent value for your money, and they are lightweight and breathable. The soles are thick, which makes them extremely comfortable.
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Reviewed in the United States on April 15, 2026
M
Verified Purchase
Mark Lorenzana
Charlottesville, US
★★★★★ 5
Comfy and non slip! Amazing!
Size: 9.5, Color: All Black
I work 12hrs sometimes on my feet. These shoes are amazing !!! Broke them in on a 10hr shift and they feel like walking on pillows. My feet were comfy and not throbbing. I felt the difference in the non slip in the kitchen and I’ll say it outright……. Worth the $40! I got the brown coming and I’m assuming they’ll be just as comfortable. Bruno Marc’s are great!
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Reviewed in the United States on May 7, 2026
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Verified Purchase
Vincent Feller
Massapequa, US
★★★★★ 4
Nice but not ideal sizing.
These look nice. They do not have a traditional tongue, replacing it with some sort of elastic lining. They do fit larger than expected. I purchased wide since normally need that and it creates a bump just below the laces. Also, after size 11 there are only whole size increases. I feel an 11.5 regular would have fit better. They are pretty comfortable with a cushiony insole and thick sole.
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Reviewed in the United States on April 28, 2026

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