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Outdoor GPS
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 Garmin Astro 220 GPS Dog Tracker Model: 010-00596-00
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Ships with: Astro 220 Hunting and Dog Tracking GPS, DC 20 Dog Tracker
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$499.95
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| DISCONTINUED | | | |
| General | | | | |
| 1 | Unit dimensions, WxHxD: | 2.3 x 6.3 x 1.3 inches (5.7 x 15.9 x 3.2 cm) | | | |
| 2 | Display size, WxH: | 1.5 x 2.2 inches (3.8 x 5.6 cm) | | | |
| 3 | Display resolution, WxH: | 160 x 240 pixels | | | |
| 4 | Display type: | 256 level color TFT | | | |
| 5 | Weight: | 6.5 oz (185 g) without batteries | | | |
| 6 | Battery: | 2 AA batteries (Not included) | | | |
| 7 | Battery life: | 24 hours | | | |
| 8 | Waterproof: |  (IPX7) | | | |
| 9 | High-sensitivity receiver: | 
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| 10 | PC interface: | USB | | | |
| 11 | Ability to add maps: | 
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| 12 | Built-in memory: | None | | | |
| 13 | Waypoints/favorites/locations: | 1000 | | | |
| 14 | Additional: | Tracks up to 10 dogs simultaneously | | | |
| Automotive | | | | |
| 15 | Routes: | 50 | | | |
| 16 | Basemap: | 
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| 17 | Automatic routing (turn by turn routing on roads): | 
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| 18 | Antenna Type: | Internal | | | |
| Outdoor | | | | |
| 19 | Track log: | 10,000 points; 20 saved tracks | | | |
| 20 | Electronic compass: |  (standard) | | | |
| 21 | Barometric altimeter: | 
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| 22 | Hunt/fish calendar: | 
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| 23 | Sun and moon information: | 
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| 24 | Area calculation: | 
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| 25 | Geocaching mode: | 
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| Radio | | | | |
| 26 | Frequency band: | MURS | | | |
| 27 | Range: | 5 miles (line of sight) | | | |
| 28 | ID codes: | 50 | | | |