GPS.cards SIM for BI 810 TREK Position Monitoring Device + Realtime Locator Stay connected and keep track of your BI 810 TREK Position Monitoring Device with the GPS.cards SIM. This prepaid SIM card is compatible with 4G 3G and 2G devices ensuring seamless connectivity. With support for over 1500 GPS Tracker models you can trust that your device will work efficiently. Additionally the package includes the TurnKey Mobile App for GPS Tracking providing you with a comprehensive solution for monitoring your device s location in real-time. Key Features: Prepaid SIM card compatible with 4G 3G and 2G devices Supports over 1500 GPS Tracker models for broad compatibility Includes TurnKey Mobile App for GPS Tracking for real-time monitoring