Welcome to
Metropolitan Wireless International

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Temperature Monitoring System

Monitor your cold room, freezers, etc. remotely with our plug & play solution

Indoor Positioning System

Singapore’s leading company for sub-meter Indoor Tracking accuracy

Push-to-Talk over Cellular

Communicate from anywhere with our 4G LTE Walkie Talkie solution

Latest Updates

What is PTToC? And why is it better than traditional walkie talkie? We’ll tell you all about the benefits of this new platform.

Learn More ➤

Try our solution – LINX PTT for FREE for a limited period of time to experience the benefits and how your pain points can be solved.

Learn More ➤

Our Global Presence

Explore the map

Hover your cursor around the map, see our list of customers from each country!

Explore the map
Singapore and Malaysia Thailand India Nepal Indonesia Hong Kong Taiwan Philippines South Korea Japan

Singapore and Malaysia

  • SMRT Corporation
  • SBS Transit
  • Land Transport Authority
  • Singapore Police Force
  • PSA Singapore
  • SATS
  • KTMB
  • Klang Valley MRT


  • SAMART Telcoms
  • Thailand BMA
  • Thailand PEA


  • Delhi Airport Line
  • Delhi Metro
  • Bangalore Metro
  • Chennai Metro
  • Hyderabad Metro
  • Kochi Metro
  • Navi Mumbai Metro
  • Lucknow Metro
  • Ahmedabad Metro
  • Mumbai Central Rail


  • Pokhara Military


  • Indonesia Military
  • Indonesia Police (IPOL)
    • Jakarta
    • East Java
    • West Java
    • Brimob
    • Sumba

Hong Kong

  • Hong Kong KCRC
  • Hong Kong Disneyland Line
  • Hong Kong MTRC SIL
  • Hong Kong MTRC SCL


  • Taiwan High Speed Rail
  • Railways Administrations
  • Taiwan Rail Authority


  • Philippines Military
  • Philippines Police

South Korea

  • Incheon Line
  • Buta Line 1, 2


  • Narita Airport

Our solutions are deployed in Singapore, Malaysia, India, Indonesia, Nepal, Thailand, Philippines, Hong Kong, Taiwan, South Korea and Japan

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