The EM200 Expansion Module is designed to expand the functional capability of your SIP phone and to improve your work efficiency. The EM200 contains a 5-inch color LCD interface, as well as contains 20 programmable hard keys and 3 virtual page keys which allows you to extend up to 10 virtual pages and 200 virtual keys. Besides, The stand of EM200 is adjustable with 2 angles, same as the stand design of Myriad series, which makes it seamless compatible with Myriad series SIP phones. It can be connected with M3, M5 M7 through USB-A. The EM200 Expansion Module is a powerful productivity-enhancing tool for receptionists, administrative assistants and contact center workers.