<ul><li>Standard RS-232 DTE & DCE Interface with DB-9 / F & DB-9 / M Connectors</li><li>RS-232 DB-9 / DB25 Pin assignment No Power required</li><li>Easy to install , Plug & Play</li><li>Double colors LED for easy cheeking of data transfer & receive</li><li>Works with Windows 7, 8, 10, Linux, Mac OS X</li></ul><br><br>

Cablemax RS-232 LED link Tester DB-9 Male to DB-9 Female

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