This rugged, all-weather collar combines a high-sensitivity GPS receiver and VHF antenna into an all-in-one transmitter that works with the Astro� 320 and Astro� 220 to safeguard against your dog getting lost.
Get durable all-around protection for your handheld device with our carrying case. The black nylon protects your device while in storage or in the field. Features a wide zippered opening and a belt loop for accessibility and portability. Compatible with Astro 320.
Take your system to the streets or the trail for great fitness use. Just snap your device into this bike mount and you're ready to ride. The mount comes with 4 cable ties and fits up to a 1" (2.54 cm) diameter bar. Compatible with Astro 320.
With our NiMH battery kit, you can charge 2 AA or AAA NiMH batteries using an AC outlet. Includes 2 AA NiMH batteries and international adapter plugs for the U.S., U.K., Australia and Europe. Compatible with Astro 320.
Astro is the premier high-sensitivity GPS-enabled tracking system for sporting dogs. This unique system pinpoints your dog's position and shows you exactly where he is, even when you can't see or hear him. The new Astro 320 handheld GPS device has features that hunters have been asking for � like increased range, a simplified user interface and must-have mapping capability.