Architecture / engineering



After-sales service
and guarantee

  • Nurse call system
  • Intercom system
  • Duplex intercom system for windows
  • Conference system
  • Industrial intercom system
  • Emergency system – EVAC
  • Public address systems
  • Audio over IP
  • Line array loudspeakes
  • Background music system


  • Amplifiers
  • Power amplifiers
  • Preamplifiers
  • Microphones
  • Wireless microphones
  • Volume controls
  • Celing loudspeakers
  • Column loudspeakers
  • Cabinet loudspeakers
  • Sound projectors and spheres
  • Garden loudspeakers
  • Horn loudspeakers
  • ATEX explosionproof loudspeakers
  • Signal processing
  • Audio management processors
  • Digital message player / recorder
  • Portable sound
  • 19” Racks

More than 30 years of work and constant
evolution has made us a reference
national and international design, manufacturing
and commercialization of industrial audio.

News blog

We will keep you updated on the latest news in:

Committed with the enviorment

Committed with the enviorment In Unión Desarrollos Electrónicos we are committed to a sustainable, efficient and environmentally friendly energy model, this is why we…

Notre-Dame de la Daurade in Toulouse

NOTRE-DAME DE LA DAURADE IN TOULOUSE We are pleased to announce a new installation of our self-amplified audio system for the Basilique Notre-Dame de la Daurade,…

New working hours and contact addresses

Dear partner, Due to the current general situation, caused by the health crisis of the COVID-19, at UNIÓN DESARROLLOS ELECTRÓNIOCOS S.A., we have had to adopt a serie of measures in order to…