NSB-230S gives you all the benefits of Broadband but in both directions and at the same speed. NSB-230S connects you to the Internet at the same rate for uploads and downloads - that's up to 8 times faster than traditional ADSL Broadband for uploading. Do you need large and fast file transfers, video streaming, or video conferencing? Or maybe you simply send as much data as you receive. NSB-230S lets you upload as fast as you download, helping you to make the most of your time and resources. Designed with the needs of business in mind, symmetric digital subscriber line (SDSL) technology gives you a dedicated high-speed Internet connection that is fast, efficient and economical.