StarTech.com 2 Port 16in DB9 Serial Port BRacket to 10 Pin Header - DB9 bRacket - DB9 Header - Serial Port bRacket (PLATE9M2P16) - Serial panel - DB-9 (M) to 10 pin IDC (F) - 1.3 ft - gray

Add two extra serial ports to the back of your PC, from your motherboard. The PLATE9M2P16 Dual Port Serial Plate adds two DB9 serial ports to the rear panel of a computer, connecting to two IDC10 header connectors on the motherboard. Please refer to this product's Technical Specifications to ensure compatibility with your motherboard.