Features
  • Power: 8-4-2 W (100 V) / 8 W (25 V)
  • Constant voltage: 100 V, 70 V, 25 V
  • Frequency response 100 - 17000 Hz
  • 180° angle of coverage
  • Body in plastic, RAL 9002 white ivory

The DU 31 is a two way wall 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. The DU 31 includes a transformer for the connection to (100 - 70 V) constant voltage lines. A power selector 8 W, 4 W, 2 W at 100 V and a 25 V (8 W) soket make it possible to connect multiple speakers in parallel to a constant impedance line. Rear cover A1331 not included


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Part number:

13000204
DU 31
EAN 8024530006839

Specifications
Acoustical specifications
Frequency Response (-10dB)
100 Hz ÷ 17000 Hz
Max SPL @ 1m
91 dB
Coverage angle
180°
System Sensitivity
82 dB
Power section
Power Handling
8 W
Peak Power Handling
32 W PEAK
Transducers
Dome Tweeter
1 x 1.0''
Woofer
1 x 4.0''
Input/Output section
Input connectors
Screw Terminals
Output connectors
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
Standard compliance
Safety agency
CE compliant
Physical specifications
Cabinet/Case Material
Plastic
Grille
Steel
Color
White - RAL 9002
Size
Height
175 mm / 6.89 inches
Width
151 mm / 5.94 inches
Depth
56 mm / 2.2 inches
Weight
0.6 kg / 1.32 lbs
Shipping information
Package Height
260 mm / 10.24 inches
Package Width
100 mm / 3.94 inches
Package Depth
175 mm / 6.89 inches
Package Weight
0.89 kg / 1.96 lbs
Downloads
SPECIFICATIONS
PDF
1.1 MB
20-08-2024
PDF
1.1 MB
20-08-2024
PDF
1.1 MB
20-08-2024
PDF
1.1 MB
20-08-2024
PDF
380 KB
24-07-2024
STANDARD COMPLIANCES
PDF
159 KB
27-10-2022
PDF
171 KB
27-10-2022
DRAWINGS
PDF
463 KB
10-07-2024
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