Garmin DC320 Receiver - $329.99

Upgrade your Astro system with the DC320 receivers simplified user interface and improved reception range of up to nine miles. The GPSunit with antenna is backwards compatible with DC 20, 30 and 40 model transmitter collars. The 2.6 LCDhighly reflective 65K-color TFT supports enhanced Topo 24K and BirdsEye mapping. Other highlights include wireless unit-to-unit data transfer, auto-routing support, Hot-Fix GPSsupport, vibration alerts, built-in three-axis compass and barometric altimeter, and high-speed USBinterface. Accepts micro SD cards. Powered by two AAbatteries (not included) for up to 20 hours. Type: Dog Tracking Systems. - $329.99