StarTech.com 3m RS232 Serial Null Modem Cable, Crossover Serial Cable w/Al-Mylar Shielding, DB9 Serial COM Port Cable Female to Male, F/M

Cable for Modem - First End: 1 x 9-pin DB-9 RS-232 -Male - Second End: 1 x 9-pin DB-9 RS-232 - Female - Shielding - Nickel Plated Connector - 28 AWG - Black