This Model Has Been Discontinued
210d
High Performance at Entry Level Prices

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SubWFour
Subwfour, Elpidio Quirino Avenue, Poblacion District, Davao City, Davao del Sur, Philippines
TECNORADIO
Via P. Ovidio Nasone, Sant\'Egidio alla Vibrata, Province of Teramo, Italy
Triple R Electronics / Distributor
88-90 Cipero Street, San Fernando, Trinidad and Tobago
Viinamäen auto ja konekorjaamo
Viinamäentie 123 73200 Varpaisjärvi, Lapinlahti
VISUAL ACOUSTICS QUALITY
PROSOPSI SE MI KATASKEUASMENO PEZODROMIO ANONIMOS 0 NUM 56430 STAUROUPOLI N. THESSALONIKI, GREECE
Boxboys Audio Sound Solutions
3902 Albert Pike Rd, Hot Springs National Park, AR, USA
Ariel Corporation LTD.
68-43 Cheongcheon 1(il)-dong, Bupyeong-gu, Incheon, South Korea
Bristol Sound – Electronic Warehouse
2604 South Bristol Street, Santa Ana, CA, USA
The 200 series is designed to provide some satisfying boom on as little as 100-300 Watts. Enhancing these sub’s output efficiency is their smooth, wide bandwidth. They’re hand built and tuned to work well in sealed enclosures as well as compact vented designs.
Features
- EROM surround
- High-temp, 2.0”, voice coil
- Double Layer Deep bass, high excursion spider system
- Unique glass fiber and natural pulp cone
- Back plate coil gap venting
- Extended pole piece
- DD stamped steel basket
210d: 100w to 300w – 10 Inch Hi-Def Tuned Subwoofer
Speaker Size (In): | 10 |
Watts RMS: | 100 - 300 |
Watts Peak: | 900 |
Impedance: | D4 |
VCD (In): | 2 |
Piston Diameter (In): | 8 1/2 |
Fs (Hz): | 41.05 |
Qms: | 6.601 |
Qes: | 0.934 |
Qts: | 0.818 |
Vas (Liters): | 21.11 |
Xmech (MM): | 64 |
Xmax (MM): | 10 |
Frame OD (In): | 10 5/8 |
Frame OD w/Gasket (In): | 10 13/16 |
Mounting Diameter (In): | 9 1/8 |
Mounting Depth (In): | 5 |
Motor Diameter (In): | 6 |
Motor Depth (In): | 2 13/16 |
Woofer Displacement (CuFt): | 0.06 |
Sealed Enclosure (CuFt): | 0.5 - 1.0 |
Ported Enclosure (CuFt): | 1.25 - 1.5 |
Shipping Weight (Lbs): | 11.8 |
Price (USD): | 199 each |
The 200 series is designed to provide some satisfying boom on as little as 100-300 Watts. Enhancing these sub’s output efficiency is their smooth, wide bandwidth. They’re hand built and tuned to work well in sealed enclosures as well as compact vented designs.

Support Small Business and Enjoy Expert Installation
We believe in supporting brick and mortar dealers and have carefully partnered with small businesses who can provide quality installation and customer satisfaction befitting DD AUDIO® equipment.
Check with your local dealer for stock and promotional discounts.