Programming New Sound Files Continued 4. Open the drive to see the call files that were provided. These files are encrypted and cannot be shared or played on any other device. We recommend copying all of them to a backup folder on your computer. In the event you lose the sounds, you can copy them from your backup folder back onto the Sabre. SABRE Operation Manual 5. Now that your new call files are named and numbered, you will need to copy them to your Sabre.