The USB RFID Card Reader is available for use with the GDS3710 IP Video Door Station. This USB RFID Card reader can be installed anywhere and connect via USB to any computer running Grandstream’s free GDS Manager software to allow 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.RMA-Abwicklung nur mit „Approved-Ticket“ vom Hersteller möglich. Registrierung unter: https://helpdesk.grandstream.com