This USB (Universal Serial Bus) to serial converter cable allows any USB (Universal Serial Bus) ready computer to connect to 9-Way serial RS-232 peripheral devices. USB (Universal Serial Bus) port adapter which supports all standard serial devices. Compatible with USB (Universal Serial Bus) 2.0 & USB (Universal Serial Bus) 1.1 devices " Plug & Play" Connectors: 9 Way D Male to USB (Universal Serial Bus) A Male Powered from USB (Universal Serial Bus) Bus with no external power supply required. Cable length: 1.5 m. Compatible with Windows 95 (OSR2.1)98/ME/2000/2003 Server/XP/ Vista/7 & Mac OS 8.6 to 9.2 & 10.