The ALTO nVELOP™ Digital Surround Sound Audio System brings the excitement and amazing sonic impact of surround sound to the aircraft cabin. Built upon the Elite™ foundation, ALTO nVelop™ digital surround technology ensures a superb surround experience in every seat of the cabin.


ALTO Elite™
ALTO Direct Replacement™
ALTO Acapella™

ALTO Headphone Systems™



    ALTO nVelop™ Digital Surround Sample Audio System Layout

  • Surround speakers placed to provide surround sound for every passenger. Can be located in PSU, side panel, or on side ledge.
  • L & R optimized for video viewing, four-place seating area with credenza offers full 5.1 option including center channel.

    Sample system as shown uses a total of two audio amplifiers.

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