This 100% brand new high quality USB 2.0 to 9 pin RS232 COM port serial adapter cable is a great tool for the converting between serial devices and USB. This kind of USB 2.0 to 9 pin RS232 COM port serial adapter Cable creates a perfect solution for laptops that do not have a serial port and establishes a bridge between the serial device and the computer's USB port. Besides, this adapter cable is compatible with USB 1.1 and 2.0 and supports RS232 serial interface (DB25 or DB9), 1Mbps data transfer rate and remote wake up and power management. This USB 2.0 to 9 pin RS232 COM Port Serial Adapter Cable is designed for Windows 98/Se/Me/2000/XP (not for Windows Vista). Moreover, made of high quality materials, this high quality USB 2.0 to 9 pin RS232 COM port serial adapter cable is durable and reliable enough for a long time using. High quality and reasonable price, we are sure that you could not find any other one like this. Do not hesitate any more! Get yours today!