All Female}DB9 pin Serial RS232 2way AB manual data cable/cord/wire Switch Box{F

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Kentek 2-Way DB9 Male Manual Data Transfer Switch Box RS-232 9Pin Serial Printer

2Males,1Female}DB9 pin Serial RS232 2way AB manual data cable/cord Switch Box

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1x2 or 2x1 - 2-Port AB Manual Sharing DB9 RS232 Serial Switch 2-Way Selector Box