- Grandstream Door System USB RFID Card Reader for reading key cards- Available for use with the GDS3710 IP Video Door Station- Can be installed anywhere and connect via USB to any computer running Grandstream’s free GDS Manager software- Allows all RFID Card Reader activity to be tracked, monitored and managed centrally by GDS Manager- The device is fully powered through USB and offers a built-in antenna with card-seeking mode

• Supports a wide range of generic RFID cards
• USB plug-and-play connectivity for easy setup
• Compact and portable design for convenience
• Compatible with multiple operating systems
• High-speed data transmission for quick readings