Polycom VVX 150 Manual page 191

Poly VVX EM 50 Expansion Modules
The Poly VVX EM 50 expansion module is a console supported on VVX 450 business IP phones and
enables you to add additional lines to your phone.
Expansion modules enable you to handle large call volumes on a daily basis and expand the functions
of your phone.
VVX 150, 250, and 350 phones do not support expansion modules. The VVX EM 50
Note
expansion module is only supported on VVX 450 business IP phones, running UC
Software 5.8.2 or later.
Answer a Call from an Expansion Module
Resume a Call on an Expansion Module
Place a Call from an Expansion Module
Printed from Polycom, Inc. (http://documents.polycom.com) #{renderLang "en" MsgPDFPage} 191