The 81-GP232-002 from Geovision is a GPS module for compact DVR V2 ACC mode v1.50 version & compact DVR V3 ACC mode model, PS/2 Connector. The GV-GPS Receiver can work with GV-System, GV-Video Server and GV-Compact DVR to perform GPS vehicle tracking. It comes with three types of models: UART, RS-232, and USB. Each model can only work with appropriate Hardware and Firmware version.
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