Comprehensive Active Pro AV/IT USB Extender Cables eliminate the 15ft USB length constraint allowing for extended USB connections. This active USB A male to B male cable allows placement of USB devices up to 50 feet away. Cable uses a center position booster to allow for placement behind wall plates as you can add up to 15 feet to either end of this cable. This extension cable actively buffers the incoming and outgoing signals to ensure compliance with the USB 2.0 specification for electrical and timing minimums. Designed for use with USB 2.0 or 1.1 devices including webcams, interactive whiteboards, and printers. Molded strain relief provides unsurpassed durability. Lifetime Warranty.