年表作成・共有サービス - pastport

Introduction

E1-MUX30 is 1U rack card type, which provides 30channel telephone outputs, Equipment electrical part for the whole digital circuits, machine reliability, stability, low power consumption, high integration, small size, easy installation and maintenance. Many customers are telecommunications operators E1 leased lines used in computer networking, this equipment can be rented at the E1 line opened a few road phone, you can make free calls between headquarters and branch offices of this.