Dual 21′ ′ Subwoofer
- Rated Power
- 800W+800W RMS, 3200W+3200W Peak
- Impedance
- 4ohms+4 Ohms Nominal
- Sensitivity
- 103dB 1watt/1meter
- Application
- Commercial
- Requency Response(-3dB)
- 35Hz-300Hz
- Drivers
- 2X21"(530mm)/4.5''voice Coil Lf
Specifications
| Product name | Dual 21′ ′ Subwoofer |
|---|---|
| Category | Subwoofers |
| Customization | Available |
| Application | Commercial |
| Requency Response(-3dB) | 35Hz-300Hz |
| Model NO. | DLA221B |
| Drivers | 2X21"(530mm)/4.5''voice Coil Lf |
| Rated Power | 800W+800W RMS, 3200W+3200W Peak |
| Sensitivity | 103dB 1watt/1meter |
| Maximum Spl | 135dB Continuous, 141dB |
| Impedance | 4ohms+4 Ohms Nominal |
| Specification | 1275mm*870mm*695mm |
| Origin | Dongguan. China |
| HS Code | 8518220000 |
| Production Capacity | 5000PCS/Month |
| Applications | 1.Meeting rooms |
| Factory Introduction | FDB Audio Manufacture Co., Ltd is specialized in researching, developing and manufacturing in PRO audio products. The main products are professional transducers(HF driver & woofer), speaker cabinets and electronic products like amplifiers and processors. |
| Web | fdbaudiochina.en.made-in-china.com |
| Price | US$791.00-6,328.00 1 Piece(MOQ) |
| Supplier | DONGGUAN FDB AUDIO MANUFACTURE CO .,LTD |
| Data retrieved | 2026-10-23 |
Available options
| Rated Power | |
|---|---|
| Impedance | 4ohms+4 Ohms Nominal |
Product description
The supplier lists this product. Its stated application is Commercial. The listed model is DLA221B. The specifications below reflect the information publicly displayed on the listing. Model NO.: DLA221B. Drivers: 2X21"(530mm)/4.5''voice Coil Lf. Rated Power: 800W+800W RMS, 3200W+3200W Peak. Sensitivity: 103dB 1watt/1meter. Impedance: 4ohms+4 Ohms Nominal.
Specifications, options and prices reproduce the supplier's published listing. Please confirm critical parameters with us before ordering.
FAQ
What is the minimum order quantity for Dual 21′ ′ Subwoofer?
The listed minimum order quantity is 1 piece. Tell us your quantity in the inquiry form and we will confirm it with the manufacturer.
How much does Dual 21′ ′ Subwoofer cost?
The published price is US$791.00 – 6,328.00 per piece. Final pricing depends on quantity, options and destination.
Can it be customized with my logo, color or packaging?
Yes — the listing states that customization is available (Available). Describe your requirements in the inquiry.
Where do these specifications come from?
Specifications, options and prices reproduce the manufacturer's published listing on the date shown in the specification table. Please confirm critical parameters before ordering.
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DLA221B · US$791.00 – 6,328.00 · MOQ 1 Piece
