Serial to USB Converter USB2 to RS232 Cable. converter: 1: Up to 1Mbps data Transfer rate. 2: Draws it power from the USB Connection - No power adapter required. 3: No IRQs, NO IRQ conflicts. 4: Includes 9 to 25 pin Converter. 5: USB specification 1.1 and 2.0 compliant.  Price:  £9.95 (Ex VAT) £11.69 Including VAT at 17.5%