Check the listing for details. 4-Port Compact USB B (Printer, Scanner, Modem, etc) Manual 4 to 1 Data Switch. Condition: New. Listed at 12.95 USD. 4-Port Compact USB B (Printer, Scanner, Modem, etc) Manual 4 to 1 Data Switch This convenient and cost-effective USB switch is bus-powered and does not require an external power supply. it is Ideal for desktop multimedia applications where multiple computers must share a single device, such as a USB printer or USB scanner. The switch is compatible with both Mac and PC operating systems, eliminating the need to purchase duplicate peripherals regardless of operating platform. Features: (1) USB A Female(4) USB B FemaleAllows up to 4 computers to share a single USB deviceWorks with USB-compliant Windows and Mac computersSupports both Open Host Controller Interface (OHCI) and Universal Host Controller Interface (UHCI)Bus Powered - no external power supply is requiredColor: BeigeLength: 3.6 in [92 mm]Width: 3.1 in [78 mm]Height: 1 in [26 mm]Package Includes: USB Data SwitchInstruction ManualCablesOnline Part Number: SB-U41Simg{max-width:100%}