For Huawei Mate 20 RS Porsche Design NM Card USB3 0 High Speed Dual use TF - Internal Storage March 29, 2021 20 for Huawei Mate RS +
RS232 RS 232 Serial Port COM DB25 Printer Parallel Port LPT to PCI E PCI Express - Computer Components August 01, 2019 232 port RS RS232 Serial +