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Tech Sheet



The DF-220 is an air spring suspension loudspeaker at 300 watt. suitable to reproduce very low sound  frequencies such as pipe organ sounds.



The Belltron DF-220 speakers have a 320mm loudspeaker which produces very low frequencies. This particular feature make this speaker essential to those who wish to boost the sound amplification of the electronic organ. 


Using propriety Belltron technology, the DF-220 speakers can be installed in any type of surroundings, from churches to conference halls.The structure of the speaker  is made of MD plywood covered by a strong scratchproof finishing in epoxy painted extruded finishing. The DF-220 is an air-spring suspension loudspeaker at 300 Watt. 


Using the DF-220 speakers Belltron offers the guarantee of a product completely designed and manufactured in Italy. Belltron is an excellence in the world of electronic devices for churches. The DF-220 has fulfilled the requirements for low frequency sound systems.  


The quality and reliability of Belltron products are tested and safe. Using proprietary technology, which characterizes every single electronic device, Belltron is pleased to offer a distinctive Made in Italy product. The high quality factory made productions promote the good name of the company, which is an excellence for electronics in the ecclesiastical world.


Belltron offers its customers a maintenance service at a 360° range to make their daily work easier. These services include : software that meets specific requirements, system information and simple online ordering constantly available, technical support by qualified Belltron technicians by phone, timely intervention in case of system failure.


Warranty covers the Belltron product from the purchase date from an authorized dealer. The quality and reliability of all Belltron products are tested, thanks to a thorough quality control on every single component made by a dedicated team before they are placed on the market. All our products are conceived, designed and manufactured in Italy entirely in-house.

Dati Aziendali

Sede legale: Aeris elettronica Srl
Via Antonio De Nino n°22 (zona Ind.le Vallecupa) - 64010 - COLONNELLA (TE) - ITALY
P.Iva/C.F.: 01643200676

Capitale sociale: € 80.000,00 i.v. - CCIAA di Teramo - REA 140706
La società non è in stato di liquidazione. La società non è a socio unico.