C2G 08075 DB9 Male to DB9 Female Serial RS232 Null Modem Adapter, Beige 1.5 Inch V13H010L54-BTI It delivers high performance packet

It delivers high performance packet transfer rate of up to 1000 Mb/s over your Ethernet network to support high speed

The U444-003-HBE is uni-directional and only converts from USB-C to HDMI

Supports USB-C DisplayPort 1

that's all there is to it

C2G 08075 DB9 Male to DB9 Female Serial RS232 Null Modem Adapter, Beige 1.5 Inch V13H010L54-BTI It delivers high performance packetConvert a serial cable into a null modem cable with this handy adapter, a quick and easy fix for your DTE or DCE incompatibilities. Crossing the data transmission lines in straight through serial cables, this adapter will connect two RS 232 serial ports. The adapter's molded design provides a solid connection while shielded against outside EMI RFI interference. 08075