THE GREATEST GUIDE TO PABX SYSTEMS

Perbedaan yang cukup mencolok dari PABX digital dan PABX analog dapat di lihat dari proses transfer transmisi suara, yaitu yang sebelumnya analog menjadi electronic.Avaya is finest for giant enterprises. They have got a heritage of making PBX solutions, so their dependability will make them a safe choice. Needless to say, they make Innovative hands