Outdoor Harmony Sounder



  • Suitable for School Playgrounds
  • Power supply: 110-240VAC.
  • Output level: 110 dB.
  • Protection index: IP54.
  • Dimensions HP: H254 x Ø203 mm.
  • Dimensions controller: Height 195 x Width 250 x Diameter 97,5 mm.
  • Power: 13W.Power: 20W.

Operating Mode:

  • The sounders are controlled by a Sigma master clock.
  • Stores up to 30 MP3 bell sounds.
  • 18 pre-installed bell sounds.
  • Associated with a zone.
  • 8 volume levels.
  • Version with 2 speakers available.

All PA Systems available at
Brochure download available here


Auto Time Systems
Appley Bridge, Wigan WN6 9DB, UK