Astro 320 Handheld Device Specifications

Water rating

IEC 60529 IPX71

Battery type

Two 1.5 V AA batteries (alkaline, NiMH, or lithium)

Alkaline battery life

Up to 15 hr., typical usage

NiMH or lithium battery life

Up to 20 hr., typical usage

Operating temperature range

From -20° to 70°C (from -4° to 158°F)

ANT‍+® wireless range

30.5 cm (12 in.) or closer

​Wireless frequencies/protocols

151 MHz @ 13.98 dBm nominal, 2.4 GHz @ 20 dBm nominal

1 *The device withstands incidental exposure to water of up to 1 m for up to 30 min. For more information, go to www.garmin.com/waterrating.
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