The ALTO ACAPELLATM Headphone System offers a simple, economical and flexible way to provide audio distribution; an alternative for those customers choosing not to install cabin loudspeakers. Combined with our ALTO-BoseĀ® QC-15 noise canceling headphones, each passenger in the cabin is offered an outstanding, crystal clear, noise-free audio environment with adaptable, elegant controls.


ALTO Direct ReplacementTM
ALTO AcapellaTM






    ALTO AcapellaTM Headphone Sample System Layout

  • Elegant, easy to install keypads provide source selection, and volume control for each headphone connection.
  • System is easily expandable for any number of seats.
  • Flexible AcapellaTM amplifier and Loudspeaker components can support various audio needs.

Contact Us

Corporate address

86 Leominster Road, P.O. Box 399
Sterling, MA 01564

ALTO Fabrication

86 Leominster Road, P.O. Box 399
Sterling, MA 01564

Give us a call or send us a fax:

Toll Free: 800 814.0123

Phone: 978 466.5992

FAX: 978 466.5996