And it may happen that due to the increase in the number of your customers you will be harder and harder to reach: not to lose the call you're ready to buy a few extra lines of the city, and in your PBX will not be free of city ports. Therefore, when buying a PBX necessarily includes some excess capacity. It is best to provide one and a half from the current supply capacity – evidence shows In most cases this is enough for a lifetime. And please note that this is not about buying a station in obviously more than you need now, configuration, and just about choosing a model that could in future be expanded to the necessary capacity – Their own expansion cards for additional capacity you can always buy in the future when they really need. Step Three: You now have all the basic data to determine the range of models that could You will come up.

There are three options for solving this problem. The most simple – download and install the calculation PBX PBX-Calculator, enter the figures and get all the calculations – at least three ways the PBX world's leading roizvoditeley that suit your Power Requirements. You can explore the range of azhdogo manufacturer themselves. As a rule, in the model name is present or the maximum rated capacity of your PBX. For example, Panasonic KX-TDA200 – it large exchanges of up to 200 ports and more, Panasonic KX-TEM824 – a PBX system, which can connect up to 8 external and 24 internal lines. But in this case you need to know that through the use of special functions (DXDP etc.) ATC Series Panasonic KX-TDA can be expanded to a larger capacity, and KX-TE can be used in configurations of 3 to 8 as possible.

And you can, knowing the basic parameters required mini-ATS, contact with experts and ask them to pick up and calculate several options. Step Four: Now you need to make a choice between these options in the third stage. Typically, our clients can choose from three or four versions of the leading manufacturers of PBXs by price, quality and advanced features. It should be borne in mind that the basic functions of a PBX – such as call transfer to another extension, music on standby subscriber, internal communications, restrictions on entry to the city and on long-distance for each subscriber, the drive of the incoming call to each city on the right line extensions, etc., and execute any PBX. If you wish to have specific features that need find out which of them has proposed stations. For example, if you want to connect to the station or digital streams have a system of wireless DECT, PBX, choose LG or PBX Panasonic. If you want your phone Station also serve as a remote intercom provided to multilateral conferences and worked well with the ATC like "Quantum" – choose a PBX cartoons, if you need a powerful system of voice features – answering machine, voice mail, an electronic secretary system or record telephone conversations being conducted by specific extension or trunk-specific – at your service the latest system Computer Telephony Integration Infra CommSuite. It is worth mentioning appeared recently specialized models PBX for cottages and country houses, such as the Panasonic KX-TDA30. So the choice is yours, the main thing – it is define its needs.