StarTech.com 10 ft DB9 RS232 Serial Null Modem Cable F/M - Null modem cable - DB-9 (M) to DB-9 (F) - 10 ft - SCNM9FM - Null modem cable - DB-9 (M) to DB-9 (F) - 10 ft - for P/N: ICUSB23208FD, ICUSB23216FD, ICUSB232PROC, NETRS232, NETRS2322P, PEX1S953LP, PEX2S1050