BigGameHoundsmen.com

Could someone tell me where i can get all the literature that comes with the Astro 220 and DC30 collars. I bought a used unit and i have no clue how to use it yet.(First time user)
Thanks in advance,
Charles

Try this link to Download the User Manual.

http://static.garmincdn.com/pumac/Astro ... _OM_EN.pdf