The Quadro4x is the fully-featured IP PBX for small businesses. Connected by two FXO lines to the PSTN and over 10Base-T Ethernet to the Internet, the Quadro4x provides up to 70 physical and virtual extensions to make up to 20 calls in parallel.

Besides four FXS phones, up to 16 fully-featured SIP phones may be attached to Quadro4x’s LAN port. In addition, all extensions assigned to a line may be mirrored and act as remote IP extensions. Wherever you are, calls will reach you, and you will be able to make calls as if you were in your office.

The Quadro4x offers a multitude of features including extensive PBX functionality, integrated voicemail, cost saving call routing functionality, IP routing, SIP call signaling and much more.

The Quadro4x IP PBX embodies a fully-fledged Internet access router with firewall security, including IDS, NAT, policy and service based filtering as well as stateful inspection. An extensive IPSec VPN functionality with DES, 3DES and AES encryption makes an additional contribution to data security.