Network Telephony or VoIP is the telephone system that can be used with your existing computer network infrastructure.

For internal use, you may choose VoIP Gateway which is more flexible for connecting to analogue telephone or to the PABX. You may choose IP Phone, which is quite easy to operate.

USB Phone is using with computer for Internet Telephone software like Skype, MSN, or Net2Phone.

VoIP Server is for an organization to build their own private VoIP network.

Voice Interface Card is suitable for system builder, who has knowledge to install and manage the IP-PBX system.