Product description Supports RS232 serial interface Compliant with USB 2.0 standard Supports remote wake-up and power management Includes USB extension cable, approx. 120 cm Material: ABS Colour: Black Product description: 1*USB2.0 data transfer cable 1.USB to DB9 serial printer cable helps you to connect serial devices such as DB9 serial devices, it allows any PC, serial devices (RS232, DB9) and system to be connected. Such as PCs, routers, GPS, barcode scanners, bar code machines, serial modems, digital cameras, card readers, palm PCs, mobile phones, PDAs, or ISDN terminal adapters via USB. 2.USB to RS232 serial adapter cable. Supports data rate up to 1 Mbps. Detects USB suspend condition. 3.USB DB9 adapter cable with PL2303 chipset supports Windows 10/8/7/Vista/XP/2000 and Mac OS X 10.6 and more; 4.DB9 male to A male adapter cable supports power via USB port, it means no external power supply is required. Programmable baud rate of 75 bits per second to 128,000 bits per second. Plug and play creation of a COM port. 5.Easy installation, plug & play. After installing the driver, you don't need to install the driver.