The leading PBX systems from established vendors like Polycom, Cisco, Avaya, Mitel, Shortel, 3CX, LG-Nortel etc as well as cutting edge systems from vendors like NEC and Panasonic who are in the same segment to offer a competitive options and variation to cater to the enterprise class market ranging from basic telephone service needs to advance IP telephony such as SIP telephony via desk or your smartphone made possible with Panasonic. By through the technology, organization employee can communication with each others in an easier and more efficient way.