Vision TC 15MUSB+/BL cavo USB 15 m USB 2.0 USB A USB B Nero (VISION Professional installation-grade USB 2.0 active cable - LIFETIME WARRANTY - in-line booster half way along cable - gold plated connectors - ferrite cores both ends - bandwidth 480mbit/s - USB-A [M] to USB-B [M] - diameter 4.8 mm - 28+24 AWG - 15 m - black)