We Are So Excited To Announce That The First Batch Of 300 Units Emergency Telephones Are Ready To Delivery To The Rio Metro(Metrô Do Rio De Janeiro ) in Brazil.

We are so excited to announce that the first batch of 300 units emergency telephones are ready to delivery to the Rio Metro(Metrô do Rio de Janeiro ) in Brazil.

J&R always adhere to the safety first and people-oriented aims of special telephone R&D.We provide a variety of telephone customization services and telephone system solutions to meet our customers'needs.To learn more about us, please visit at
https://www.jrtelephone.com/