| HSC Connect |
PSE Group Ltd. |
| XPhone Connect 5 |
C4B Com For Business AG |
| XPhone Connect 5 |
C4B Com For Business AG |
| XPhone Connect 5 |
C4B Com For Business AG |
| IXI-UMS Unified Messaging Server |
serVonic GmbH |
| musiphone SC |
BEYERTONE GmbH |
| IXI-UMS Unified Messaging Server |
serVonic GmbH |
| HSC Entry |
PSE Group Ltd. |
| HSC Connect |
PSE Group Ltd. |
| musiphone SC |
BEYERTONE GmbH |
