Due to its design, USB cable has a normal maximum length of about 5 meters (16.4 feet), but you can get longer distances by using the CA−UAM/UAF active USB extension cable from Kramer!
This is a bus−powered extension cable that can be used to increase the length of a device without any signal loss or potential performance problems. It contains active electronics, which boost the USB signal for maximum reliability and performance over extended distances. The cable operates as a self−powered extender, for use with USB cameras‚ printers‚ webcams‚ keyboard/mouse, etc.

• True Plug–and–Play — No additional drivers needed.
• USB 2.0 High Speed (480Mbps) Standard.
• Construction — 1 pair 24AWG + 2 pair 22AWG + drain wire 24AWG, tinned copper braid.
• No External Power — Pulls power from source.
• Data Transfer Only — Not for charging.
• Buffers Incoming & Outgoing Signal.
• Compliant with USB 2.0.
• CM–c(ETL) Rated.
• Varied Selection of Lengths — Available in versions of 15 to 65ft (4.6 to 19.5m).