MCOP MCPTT Demo Client REGISTER UNREGISTER CALL ACCEPT HANG UP TOKEN Speaker OFF Speaker ON Emergency Private Call Group Call Status: eMBMS: OK Cancel EMERGENCY Talking: Authetication error Select SDK Select eMBMS MW Select IdMS/CMS Auto-Registration About Exit IdMS CMS Build version Developed by \nwww.mcopenplatform.org \u00a9 2020 All rights reserved