Yeastar MyPBX Enterprise M2 is a hybrid IP-PBX, which is designed for mid-sized companies and divisions of large organizations. Besides working with VoIP-SIP and IAX, the device works effectively with connection to analog phone lines like traditional telephony.
MCK communication is a part of Citel technologies, The VoIP Migration Company. MCK products like EXTenders, Gateways, and DTI call center solutions, are now available through Citel.