Downloads

The official HTD Lync App

Visit the Google Play Store or the Apple App Store using your mobile device to download the HTD Lync app for total control of your Lync 6 or Lync 12 system. Click here for full details about the HTD Lync app.

The official HTD MC App

Visit the Google Play Store or the Apple App Store using your mobile device to download the HTD MC app for total control of your MC-66 or MCA-66 system. Click here for full details about the HTD MC app.

RS232 Code lists:

Owner's Manuals

For all current, and many discontinued models.