MCK's multi-user and single-user EXTenders are used on the client side of a
network, allowing users to access PBX capabilities via their laptops, digital or
cellular telephones. EXTenders are used by remote call center agents, branch
office employees, telecommuters working from their homes or mobile workers
constantly on the run.
MCK's multi-user clients supports up to 8 or 12 users, making the branch office
a fully functional part of the organization with access to all voice
applications available at the central site: