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Description
DU 31EN is a two-way flush mount speaker with flexible design suitable for paging and background music for several type of installations. It is equipped with a 4" woofer and a 1" tweeter. It features a line transformer for the connection to 100 / 70 V constant voltage lines, allowing to select among 3 different power levels. The rear cover A 1331 (not included) makes it suitable also for wall or surface installation.
Features
- 4" woofer and 1" dome tweeter.
- Power selectable (100 V): 8 W – 4 W – 2 W.
- 82 dB sensitivity.
- Colour white RAL 9002.
- Flameproof plastic body, steel grille.
- In/out ceramic terminal block.
- Thermal fuse protection.
Why We Like This
- Designed for regulated paging and background music systems
- EN54-24 certification supports safety-critical installations
- Flexible mounting options with optional rear cover
FAQs
Q: Is this speaker suitable for 100 V systems?
A: Yes, it includes a built-in transformer for 100 V constant-voltage lines.
Q: Can the output power be adjusted?
A: Yes, power can be selected at 8 W, 4 W, or 2 W.
Q: Is wall mounting supported?
A: Wall or surface mounting is possible when used with the optional rear cover A 1331 (not included).
Based in Chicago, IL, Gear Club Direct supports musicians, installers, and audio professionals every day.
Tech Specs
Frequency Response (-10dB): |
100 Hz - 17000 Hz |
Max SPL @ 1m: |
91 dB |
Max SPL @ 4m: |
79 dB |
Coverage angle: |
180° |
System Sensitivity: |
82 dB |
System Sensitivity 1W @ 4m: |
70 dB |
Power Handling: |
8 W |
Peak Power Handling: |
32 W PEAK |
Protections: |
Thermal fuse |
Recommended Amplifiers: |
DXT 3000, DXT 4000, DXT 7000 |
Dome Tweeter: |
1 x 1.0'' |
Woofer: |
1 x 4.0'' |
Input connectors: |
Ceramic screw terminals |
Output connectors: |
Ceramic screw terminals |
Constant Voltage Transformer: |
100 V |
Power selection 1: |
8 W - 1250 ohm |
Power selection 2: |
4 W - 2500 ohm |
Power selection 3: |
2 W - 5000 ohm |
IP protection grade: |
IP 21C |
Safety agency: |
CE compliant |
EN54-24 certified: |
Yes |
CPR number: |
0068-CPR-234/2025 |
Cabinet/Case Material: |
Plastic |
Grille: |
Steel |
Color: |
White - RAL 9002 |
Weight: |
1.32 lbs |
Dimensions: |
6.89" x 5.94" x 2.2" |
Delivery & Returns
At Gear Club Direct, we want you to be happy with your purchase. We understand that there are times when once a product is received, it may not be what you needed or wanted after all. So, we will gladly accept your qualifying return within 15 days of the delivery date. After 15 days of the delivery date, all sales are final.
The Return Process
Customers are required to obtain a Pre-Authorization to return any product. To submit a request for a return, simply log in to your account and request a return and one of our sales representatives will contact you within 24-48 business hours. If you do not have an account with us, please open a help ticket, providing as much detail as possible and whether you are requesting a refund or an exchange. READ MORE
