Shiba Electronics & Electrical Co. is dealing in NEC EPABX Systems, which are available in analog, digital and hybrid models. Completely digital in nature, the models have inbuilt trunk and extension along with supporting CLI. The system is expandable by 128 ports and one can put music (internal or external) on hold. NEC EPABX Systems also have an inbuilt two ports for auto attendance. Having the support of ISDN / PRI, all the basic as well as standard functions and features are present in this system.