DD Audio
DD Audio is a privately held Oklahoma City-based manufacturer (founded 1986, doing business as Resonance, Inc.) that designs and sells high-performance car, marine, motorcycle, and home audio equipment through a dealer network, international distributors, and direct online sales.
- Company typePrivate
- Founded1986
- HeadquartersOklahoma City, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What DD Audio does
DD Audio (legally Resonance, Inc.) is a privately held US audio equipment manufacturer founded in 1986 and headquartered in Oklahoma City, Oklahoma. The company designs and produces high-performance amplifiers (Class D, ranging from 400W to 13,000W continuous), subwoofers (multiple series from SL600 to Z Series), component and coaxial speakers, marine-grade and powersports audio, signal processors, enclosures, and installation accessories, with subwoofers and custom products manufactured domestically. Proprietary technologies include LV power supply architecture in M Series amplifiers, IPX67 waterproofing in SX Series, neodymium motors and Faraday shorting rings in VO-XN/VO-MN speakers, and titanium-diaphragm compression tweeters.
The company monetizes via unit-priced hardware sales distributed through an authorized domestic dealer network, a recruited international distributor channel, and direct-to-consumer e-commerce at ddaudio.life, plus a custom subwoofer builder for made-to-order configurations (custom frame, cone, dust cap, logo). End customers span car audio enthusiasts (primary), OEM-upgrade buyers, marine operators, motorcycle and Harley-Davidson installers, UTV/powersports users, home/studio listeners, and pro audio customers. Products are priced from $22 for accessories to $2,499 for the Z13000 flagship amplifier, with mid-range speakers and amplifiers typically $79-$699.
DD Audio is independently owned with no disclosed private equity, venture capital, or institutional investors, and operates with 11-50 employees. The company celebrated 40 years in business in 2026, maintains trademarks including 'DD Audio', 'True to the Source', and 'Upgrade Your Sound', and supports its channel via a 'Find a Dealer' locator, the 'The DDownlow' blog, an Instagram presence (@ddaudioforlife), and Constant Contact email marketing. No revenue, funding rounds, M&A activity, regulatory actions, or enterprise customer concentrations are disclosed in the available data.
DD Audio firmographics
Firmographics- Name
- DD Audio
- Legal name
- Resonance, Inc.
- Website
- https://ddaudio.com
- Company type
- Private
- Founded year
- 1986
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- DD Audio is a privately held Oklahoma City-based manufacturer (founded 1986, doing business as Resonance, Inc.) that designs and sells high-performance car, marine, motorcycle, and home audio equipment through a dealer network, international distributors, and direct online sales.
- Ownership category
- akta.pro rank
DD Audio industry classification
Industry- Product category
- Car Audio Equipment
- NAICS
- Audio and Video Equipment Manufacturing (33431)
- SIC
- Household Audio & Video Equipment (3651)
- akta.pro primary industry
- Speakers & Subwoofers Retail (Soundbars, Surround, Smart Speakers) (CRACAEAF)
- akta.pro secondary industries
- AV Receivers, Amplifiers & Hi‑Fi Components Retail (CRACAEAE), Hi‑Fi / Audiophile Components (DACs, Amps, Turntables, Streamers) (CRACANAI), Studio / Pro Monitoring Headphones & Reference Speakers (CRACANAK), Live Sound & Stage Equipment (PA Systems, Amplification, Monitoring) (MPAIAJAD)
Keywords
Where DD Audio is headquartered
LocationHeadquarters
- HQ city
- Oklahoma City
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
DD Audio business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D
Revenue model
- Hardware Sales: DD Audio generates revenue through the sale of audio hardware including subwoofers, amplifiers, speakers, enclosures, signal processors, and installation accessories. Products are sold through authorized dealer network and direct online sales via ddaudio.life
- Custom/Customized Products: The company offers made-to-order custom subwoofers where customers can customize frame, cone, dust cap, and logo, providing premium pricing opportunities
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Entry-level speakers starting at $49 |
| Unit Pricing | Pay-as-you-go | Mid-range amplifiers from $179 to $699 |
| Unit Pricing | Pay-as-you-go | Premium subwoofers and accessories |
| Unit Pricing | Pay-as-you-go | Wireless Pro Audio speaker |
| Unit Pricing | Pay-as-you-go | Studio monitors |
Go-to-market motion1 record
Distribution channels4 records
Marketing channels5 records
DD Audio product offering
Product offeringCore offering
DD Audio designs, manufactures, and sells high-performance audio hardware including subwoofers, class D amplifiers (from compact to 13,000W monoblocks), coaxial and component speakers, tweeters, signal processors, loaded and marine enclosures, and home audio products. The lineup spans car audio aftermarket, marine, motorcycle, powersports/UTV, pro audio, and home/studio categories, with custom-built American-made subwoofers as a premium offering. Distribution is conducted through an authorized domestic and international dealer network complemented by direct online sales via ddaudio.life.
Product overview
DD Audio is a car audio equipment manufacturer offering a comprehensive product portfolio centered around amplifiers, speakers, subwoofers, and enclosures. The product lineup is organized into multiple series: SS Series (compact class D amps), SX Series (waterproof amps with Bluetooth), M Series (high-power monoblock amps), D Series (value-focused amplifiers), and Z Series (limited edition flagship). Speaker offerings include C Series (high-fidelity components), D Series (coaxials and components), E Series (OEM upgrades), and VO Series (voice optimized pro audio drivers). The Rager sub-brand focuses on portable party and pro audio speakers. Home audio products include studio monitors and portable wireless speakers. Supporting products include subwoofers across multiple power tiers (300 to 9900 Series), enclosures (loaded, marine, adventure), signal processors like the waterproof DSI-X2 DSP, and installation accessories. The company also offers custom-built USA-made subwoofers and custom shop services.
Differentiator
Problem solved
Functional benefit
Products and services
- SS Series Amplifiers Class D mobile audio amplifiers ranging from 600W to 9000W with high-current MOSFETs, oversized capacitor banks, and toroidal transformers for car audio enthusiasts.
- SX Series Amplifiers IPX67 waterproof class D amplifiers designed for marine, powersports, and harsh-environment installations with Bluetooth connectivity on select models.
- M Series Amplifiers High-power class D monoblock subwoofer amplifiers (M2500/M5000/M9000) featuring proprietary LV power supply technology and 16V maximum operation for extreme SPL applications.
- D Series Amplifiers Compact class D mobile audio amplifiers delivering sound quality, reliable circuitry, and powerful output for everyday car audio enthusiasts.
- Z Series Amplifiers Flagship limited-edition class D amplifiers designed for serious audio connoisseurs, headlined by the Z13000 13,000W monoblock.
- ATC-400 Active Terminal Cup Amplifier Compact 400W amplifier designed to integrate with subwoofer terminal cups for space-constrained installations.
- C Series Speakers High-fidelity component speaker sets with 6.5-inch woofers at 100W RMS and external crossover networks aimed at audiophile-grade in-vehicle listening.
- D Series Speakers Feature-rich coaxial and component speakers plus tweeters for listeners upgrading beyond factory-installed vehicle audio.
- E Series Speakers OEM replacement and upgrade speaker sets (E-C6.5b components, E-X6.5b coaxials) for transitioning from factory to custom audio systems.
- VO Series Speakers Voice Optimized high-output, low-distortion pro audio and audiophile drivers (midranges, woofers, tweeters, coaxials, horns, mid-woofers) for motorcycles, boats, and UTV applications.
Quantifiable outcome
- 40 years of industry presence since 1986
Companies that use DD Audio
Customer profileSegments7 records
Ideal customer profiles2 records
DD Audio technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
DD Audio partnerships and signals
Strategic signalScale indicators3 records
Recent moves6 records
Expansion highlights5 records
DD Audio competitors and assessment
Company assessmentDirect peers
- JL Audio: Premium US-based manufacturer of subwoofers, amplifiers, and speakers for car, marine, and powersports applications. Most direct comparable to DD Audio in product mix, made-in-USA positioning, and enthusiast dealer channel.
- Rockford Fosgate: Major aftermarket car audio brand offering subwoofers, amplifiers, and speakers through a similar dealer/installer network. Competes head-to-head with DD Audio in mobile and marine audio segments.
- Kicker: Stillwater, Oklahoma-based (same state as DD Audio) car and marine audio manufacturer focused on subwoofers, amplifiers, and speakers. Direct competitor across marine and powersports where DD Audio is investing.
- Memphis Audio: Specialty car audio brand selling subwoofers, speakers, amplifiers, and installation accessories through a specialty dealer network. Closely comparable in size, channel mix, and enthusiast positioning.
- Sundown Audio: Subwoofer- and amplifier-focused enthusiast brand competing in the SPL and SQL subcategories. Targets the same high-power, dealer-installed buyer as DD Audio's M and Z series amplifiers.
- Wet Sounds: Marine and powersports audio specialist selling amplifiers, speakers, and subwoofers through dealer/installer channels. Direct overlap with DD Audio's marine, MC-106b cans, and SX series waterproof amplifier lines.
Broad incumbents
- Alpine Electronics: Large incumbent brand offering car audio head units, amplifiers, speakers, and subwoofers with broader OEM relationships and wider distribution. Overlaps with DD Audio in amplifiers and subwoofers but with significantly broader catalog.
- Harman International (JBL, Infinity): Mass-market audio conglomerate owning JBL, Infinity, and other consumer audio brands sold through car dealers and retail. Provides competitive benchmark on OE and entry-level after-market tiers relevant to DD Audio's D-series speakers.
Emerging players
- DS18: Fast-growing car, marine, and powersports audio brand with a broad, value-oriented catalog and strong social-media presence. Competes with DD Audio on price in mid-range amplifier and speaker tiers.
- NVX Audio: Direct-to-consumer-leaning car and marine audio brand emphasizing value-priced amplifiers, subwoofers, and installation accessories. Overlaps with DD Audio in subwoofers, enclosures, and entry/mid-tier amplifiers sold online.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
DD Audio social profiles
Digital presenceDD Audio financial estimates
Financial estimateRevenue estimate
Valuation estimate
DD Audio leadership team
Management profileNumber of profiles
DD Audio funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
DD Audio M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about DD Audio
What does DD Audio do?
DD Audio designs, manufactures, and sells high-performance audio hardware including subwoofers, class D amplifiers (from compact to 13,000W monoblocks), coaxial and component speakers, tweeters, signal processors, loaded and marine enclosures, and home audio products. The lineup spans car audio aftermarket, marine, motorcycle, powersports/UTV, pro audio, and home/studio categories, with custom-built American-made subwoofers as a premium offering. Distribution is conducted through an authorized domestic and international dealer network complemented by direct online sales via ddaudio.life.
Is DD Audio a public or private company?
DD Audio is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was DD Audio founded?
DD Audio was founded in 1986. It employs 11 to 50 people.
Where is DD Audio based?
DD Audio is headquartered in Oklahoma City, United States, in the North America region.
How does DD Audio make money?
Two revenue lines are on record. Hardware Sales are the primary driver. The others are custom/Customized Products.
Who are DD Audio's main competitors?
Direct peers on record are JL Audio, Rockford Fosgate, Kicker, Memphis Audio, Sundown Audio and Wet Sounds. Broad incumbents are Alpine Electronics and Harman International (JBL, Infinity). Emerging players are DS18 and NVX Audio.
Does DD Audio have an API?
No public API is recorded for DD Audio.
What industry is DD Audio in?
DD Audio's product category is Car Audio Equipment. Its primary akta.pro industry code is CRACAEAF, Speakers & Subwoofers Retail (Soundbars, Surround, Smart Speakers), with a secondary code of CRACAEAE, AV Receivers, Amplifiers & Hi‑Fi Components Retail. Its NAICS code is 33431 and its SIC code is 3651.