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This cable is designed to provide RS-232 serial control of ViewSonic projectors when used in conjunction with a classroom controller such as the Trulink A/V Controller (#40099). It features a standard DB9 female connector to a 3-Pin Mini-Din Male connector configured to match ViewSonic projectors and matches the Receive (RX) and Transmitssion (TX ) lines for easy installation and immediate operation.Please note: This cable is designed to work with ViewSonic projectors only. Connector 1: DB9 Female
Connector 2: 3-pin Mini-DIN Male
Connector 2: 3-pin Mini-DIN Male