ARIA is a digital range of PBX (Private Branch Exchange) that has an open architecture providing a normal PSTN, ISDN interfaces, Internet Gateway for voice communication and multimedia service, CTI and VMS.

The platform is designed on the technologies of SPC (Stored Program Control) method and Distributed System Control and Non-Blocking Switching Matrix. And High density ASIC, PLD (Programmable Logic Device) designed by VHDL technology provides the reliable system operation and powerful OAM features.