SentrySilver GPS

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About The SentrySilver GPS Locator

The SentrySilver GPS is a powerful A-GPS locater that is small, lightweight, waterproof and with superior sensitivity and fast time to first fix (TTFF). Device location can be real time tracked through Internet or text based devices. The device user can communicate with the SentrySilver GPS portal through the worldwide GPRS/GSM network. The device can transmit SOS, geo-fencing data in real time while still utilizing low amounts of power.

Physical Specifications

  • Weight: 2.05 ounces
  • Height: 2.67 inches
  • Width: 1.46 inches
  • Depth: 0.79 inches

GSM/GPRS Specifications

  • Frequency : Quad-Band:850/900/1800/1900MHz
  • Position Accuracy : Autonomous: <3 m
  • GPS TTFF: Cold 32s(Typical) Hot 1s(Typical)
  • A-GPS (UBlox, AssistNow) TTFF: Cold 20s(Typical) Hot 0.6s(Typical)


  • Rechargeable Lithium-Ion 1300 mAh standard (3.7v)
  • Up to 400 hours (idling)


  • One Mini USB connecter for charging
  • LED indicators: Power / GSM network / GPS
  • Keys: Power on / SOS
Latest News & Blog Entries
sentryGPSid Now Offers Event Tracking for Races
Hosting some type of event or race, an open water swim or kayak race maybe?  How about a bike race? Any event that covers a long distance is an ideal candidate to use the sentryGPSid and event-based web portal to track your racers.  Check out NYC Swim’s Manhattan Island Relays for an example of how [...]
sentryGPSid Offers new 5-minute Update Service Plan
Sentry Location Solutions has introduced a new Unlimited Plus service option for their GPS tracking device and web portal.  The Unlimited Plus GPS tracking service plan provides 5 minute standard location updates, plus unlimited manual location requests. Find out more about the Unlimited Plus plan here: Interested in finding out more about our GPS [...]
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