Add length to your USB cables when they can’t quite reach their destination with the USB A/B Extension Cable. Stop struggling with short cables while connecting your printer, scanner, or hard drive, thanks to this convenient extension cable. This USB 2.0 cable delivers error-free data transmissions at up to 480Mbps, letting you send jobs to external devices and transfer files to and from your computer quickly. Supports up to 127 devices on a daisy-chain configuration. 3m cable. For connecting USB Cable. Manufacturer’s limited lifetime guarantee.