Simply put, a screen reader transmits whatever text is displayed on the computer screen into a form that a visually impaired user can process (usually tactile, auditory or a combination of both). See the respective GNU General Public License for more details. A screen reader is an essential piece of software for a blind or visually impaired person. The respective programs are distributed WITHOUT ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Plaintiff is, however, a proficient JAWS screen-reader user. You receive the GPL source codes of the respective software used in TP-Link products for direct download and further information, including a list of TP-Link software that contain GPL software code under GPL Code Center. Plaintiff is a visually-impaired and legally blind person, who cannot use a computer without the assistance of screen-reading software. You can review, print and download the respective GPL licence terms here. You may use the respective software condition to following the GPL licence terms. Please note: The products of TP-Link partly contain software code developed by third parties, including software code subject to the GNU General Public Licence (“GPL“), Version 1/Version 2/Version 3 or GNU Lesser General Public License('LGPL'). For firmware, drivers, user guide, utility or any other download resources, please select the product model number through the search engine or the tab list.