The classic connection for demanding SMEs


The connection that grows along with your needs

High availability

With proven ISDN technology

Investment protection

In combination with the Full Service care-free package

This product is no longer in stock.

How you benefit from Business Connect with the virtual telephone system (PBX)


Enhanced telephony

  • Individually expandable solution
  • Phone number block (DDI)
  • Advanced team functions
  • Freely determine the number of simultaneous calls

Telephone system (PBX)


Further information on BusinessLINE ISDN