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Bosch LB1-UM20E-D & LB1-UM20E-L EN54-24 Premium Cabinet Loudspeaker

The Bosch LB1-UM20E-D & LB1-UM20E-L EN54-24 premium cabinet loudspeaker rated at 20 watts suitable for clear reproduction of speech, foreground and background music.

Integral safety features ensure that the LB1UM20E is compliant with EN54-24, for use in emergency voice evacuation systems.

The input is selectable between 70V, 100 volt line and 8 ohm.

A sturdy wall mounting bracket is supplied.

Available in white:  LB1-UM20E-L or charcoal:  LB1-UM20E-D.

  • High-fidelity music and speech reproduction
  • Supplied with adjustable wall?mounting bracket
  • Self?restoring overload protection
  • Provision for internal mounting of the optional line / loudspeaker supervision board
  • EN 54?24 certified
  • Water resistant. IP65 rated
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Description

Description LB1?UM20E cabinet loudspeaker
Maximum power 30 W
Rated power (PHC) 20 W
Power tapping 20/10/5/2.5 W
Sound pressure levelat rated power / 1 W (70 Hz, 1 m) 101 / 88 dB
Effective frequency range (-10 dB) 90 Hz to 20 kHz
Rated input voltage 12.65/70/100 V
Rated impedance 8/250/500 Ohm
Connector 3 pole screw block
Dimensions (H x W x D) 274 x 160 x 180 mm(10.78 x 6.29 x 7.08 in)
Weight 3.88kg (8.55 lb)
Color White (RAL 9010) or Charcoal (RAL7021)
Material
– Loudspeaker cabinet & front grille Aluminium
– Top & bottom ABS
Operating temperature -25 ºC to +55 ºC (-13 ºF to +131 ºF)
Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity <95%

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