1Yealink T56A, T58V/A manualA. General information1. IntroductionWelcome!This manual helps you to optimize the usage of the IP telephone in combination with the PBX. Pleaseuse this manual at initial operation. Some features differ from the features described in themanufacturer's documentation.The following pages describe the Yealink T56A und T58A/V telephones.Yealink T56AYealink T58A/VYealink EXP50Subject to alterations