... , High -quality USB-DB9M 3. RS232 DB9M 4.Supports DB9 serial interface 9-pin RS-232 Quick DetailsPlace of Origin: Guangdong China ... 2. CE,FCC,ROHS 3. RS232 DB9M 4.Supports DB9 serial interface 9-pin RS-2322.0 USB-DB9M TO RS232 AdapterDetails ... USB-DB9M2. CE,FCC,ROHS 3. RS232 DB9M4.Supports DB9 serial interface 9-pin RS-2325.Size:67*35*19mmFeature :2.0 ...