Amazon.com: Protective Pouch Case Cover Holster, Compatible with Garmin Astro 220, 320, 430, Alpha 100, Made in U.S.A. : Electronics
Garmin Astro 220 GPS-based Dog Tracking System - DC 20 Only - KnifeCenter - GM0101080500 - Discontinued
Garmin Alpha and Astro 42 Inch Long Range Metal ANTENNA 220 and 320 FLEX EXTEND for sale online | eBay
Garmin Astro 220 DC-40 dog tracker - YouTube
Amazon.com: Garmin Alpha 200 Handheld, Simple, Accessible and Fast Tracking and Training for Your Dogs, Sunlight-readable 3.5" Capacitive Touchscreen : Electronics