Cabin Interior and Electronics
Alto Intros Challenger 601/604/605 Audio Upgrade
Alto Aviation has introduced a seamless retrofit cabin audio upgrade for Bombardier Challenger 601, 604, and 605s.

Alto Aviation has introduced a seamless retrofit cabin audio upgrade for Bombardier Challenger 601, 604, and 605s. According to Alto, its solution keeps the existing cabin management system (CMS) intact while adding an Alto DZ-290 amp to provide better audio quality, making it a cost-efficient upgrade.