Freefall Data Systems is currently offering a trade-in program for its previous altimeters, SonoAlti and ColorAlti, in exchange for a discount on its newer products, SonoAlti 2, SonoAlti 2V, and ColorAlti 2.

Trade-In Value
SonoAlti $60
ColorAlti $80
A discount can be applied to any type of FDS audible altimeter, SonoAlti 2, SonoAlti 2V, or ColorAlti 2.

How It Works
Simply send in a SonoAlti or ColorAlti in any condition to:
Freefall Data Systems LLC
3710 Rucker Rd
Lompoc CA 93436
Be sure to include your name and e-mail address in the shipment so that we can send you a discount code by e-mail.

Terms and Conditions
All terms and conditions discussed in our Privacy Policy, Shipping and Returns Policy, and Terms of Service apply to this program. Freefall Data Systems cannot be held responsible for items that get lost in the mail. No exchanges for cash will be made; this is a discount program only that applies exclusively to SonoAlti 2, SonoAlti 2V, or ColorAlti 2. All exchanges are final. Retailers may not participate in the program. Freefall Data Systems LLC reserves the right to change or modify this trade-in program without notice, at any time, and at its sole and absolute discretion.

(Updated March 30, 2020)