USB specifi cations limit connections to a maximum run of only 15ft. This can make placement of USB devices diffi cult especially when longer runs are required in schools conference rooms and other spaces that require a plenum cable.Connects your computer to any USB device with Type B female port. This USB 2.0 PLENUM RATED certified cable is ideal for connecting hub to hub and eliminates cable clutter. Supports USB speed up to 480Mbp. (Connectors: Type A Male to B Male). Technical Specifications:USB Version 2.0 compliant Supports Hi-Speed 480 Mbps USB A to B Male to Male molded type 28AWG*1P+24AWG*2C Nickel plated conductorsPLENUM Rated for installation in plenum space UL Listed ROHS Compliant USB version 2.0 compliant (and backward compatible for USB 1.0 devices)Supports Hi-Speed 480 MbpsSuitable for most computer to printer (A to B type) connectionsBuilt-in small in-line equalizer chip sustains USB connection to long lengths.No external power needed (draws from USB power source)The Type A connector MUST be plugged into the computer and Type B connector to the peripheral device in order for the ACTIVE chip to properly function