For your better experience everyday

New 700 MHz band

Higher 4G/5G quality with better coverage, covering indoor and remote areas across all regions

Complete band spectrum portfolio

Low, mid and high band spectrum and continuous network improvement

Massive MIMO

Network capacity improved by 3 times in high density areas for better data transmission experience

Installing 1 cell site per 1 hour*

17,872 cell sites on 2300 MHz within 1 year

**A cell site is a base station that supports 2300 MHz frequency band, which is cooperation with TOT under partnership agreement in which DTN reserves a right to operate by law. This is the average calculation of added cell sites for 17,872 stations during April 2018 – March 2020.

For your enjoyable journey with
dtac 5G

Implementing 5G-ready Massive MIMO technology to improve signal

4G/5G on Dynamic Spectrum Sharing technology (DSS) on the 700 MHz features 11,800 base stations as of Q321

Provide 5G service on the 700 MHz spectrum Bangkok, Nonthaburi, Pathum Thani, Samut Prakan, Chiang Mai, Khon Kaen, Nakhon Ratchasima, Phuket, Surat Thani, ChonBuri, Rayong, and Ubon Ratchathani

Industry partnerships 5G on 26 GHz

Check Your Phone's 5G Compatibility

How to Check


Your dtac 5G Readiness

Dial *555# to check
dtac 5G readiness

dtac Network


Coverage Area

 

Steps to update your iOS


Get your device ready
to use 700MHz

FAQ

  • Who will be eligible for 5G service?
    The service is available for both dtac postpaid and prepaid customers whose SIM card and phone are compatible with dtac 5G and in service area (12 major cities; Bangkok, Chiang Mai, Khon Kaen, Nakhon Ratchasima, Phuket, Surat Thani, ChonBuri, Rayong, Ubon Ratchathani, Nonthaburi, Pathum Thani and Samut Prakan ). Customers can dial *555# to check readiness and activate 5G.
  • Are Finmobile customers able to use the service?
    We are sorry for the inconvenience. The service is not available for Finmobile at the moment. Please stay tuned for updates soon.
  • How many phone models in Thailand currently support 5G 700 MHz?
    Currently, there are more than 76 phone models that support dtac 5G 700 MHz with more than 70 models being readily available. Some models are still waiting for permission to update latest firmware or operate on dtac 5G 700 MHz from the makers.
    You can check device compatibility to dtac 5G in the above "Check Your Phone's 5G Compatibility" section.
  • How can I check device compatibility on dtac 5G by myself? On which channel?
    Customers in dtac 5G service area including Bangkok, Chiang Mai, Khon Kaen, Nakhon Ratchasima, Phuket, Surat Thani, Chonburi, Rayong, Ubon Ratchathani, Nonthaburi, Pathum Thani and Samut Prakan can now dial *555# to check readiness and activate 5G. You can check device compatibility to dtac 5G in the above "Check Your Phone's 5G Compatibility" section.
  • Does 5G icon appear on the screen?
    Yes, please notice the 5G icon on the phone.
  • Does the firmware need to be updated?
    For some mobile phones, phone companies have to provide the latest firmware version for update or grant a permission to dtac 5G 700 MHz.
    iPhone 12 and iPhone 13 need to be
    1) iOS 14.5 or more
    2) Carrier dtac 45.1
    Customers can check device compatibility to dtac 5G in the above "Check Your Phone's 5G Compatibility" section and can refer to step-by-step guide on how to update the latest firmware version in "Steps to Update Version" section.
  • Why does my phone heat up or why is battery consumed quickly when on 5G?
    Heat of the phone or quick battery consumption rate depend on various factors. However, please rest assured that maintaining regular usage style or default setting will not create any impact to above problems.
  • How to check if my 5G-compatible device supports dtac 5G?
    You can check device compatibility to dtac 5G in the above "Check Your Phone's 5G Compatibility" section or dial *555# to check readiness and activate 5G.
  • Do I need to replace my current SIM card with a new one?
    Generally, a SIM card issued within 2 years from present date is compatible by default. You can check device readiness by dialing *555# (free).
    In case of incompatible SIM card, please contact dtac shop for a SIM card replacement.
  • When and where will dtac 5G be officially available?
    dtac will introduce 5G services in 12 major cities, including Bangkok, Chiang Mai, Khon Kaen, Nakhon Ratchasima, Phuket, Surat Thani, Chonburi, Rayong, Ubon Ratchathani, Nonthaburi, Pathum Thani and Samut Prakan. You can check dtac 5G service area in "dtac Network Coverage Area" section above.
  • What is the proportion of 4G and 5G service?
    The latest technology adopted by dtac automatically enables an appropriate proportion for each area for the best Internet experience. dtac will never stop improving our networks for our customers.
  • How far can the signal reach?
    The signal range depends on signal sites in each area. You can rest assured that dtac's network team is working its best to extend the range to every corner in the country.
  • Are prepaid customers eligible to the service?
    Both dtac prepaid and postpaid customers are eligible. Make sure the speed of their Internet package supports 5G or the package offers unlimited speed.
  • Do I have to subscribe to a new package in order to use 5G 700 MHz?
    Make sure the speed of your Internet package supports 5G or the package offers unlimited speed.
  • Which one is dtac 700 MHz reserved for? 5G or 4G?
    The 700 MHz band by dtac will be reserved for both 4G and 5G to widen dtac's signal to nationwide coverage for customer's better experience.
  • What is the benefit of 700 MHz?
    dtac aims to expand its 4G and 5G coverage area with the new 700 MHz for indoor, outdoor purposes and remote area. dtac has never stopped improving its service for the better customer's experience.
  • What is the highest speed of upload and download?
    The speed depends on device qualification, area, and timing. dtac 5G service on 700 MHz will enhance customer's Internet experience.
  • Does the stronger frequency impact the brain?
    dtac provides mobile frequencies in accordance with international standard and under supervision of NBTC. Impact to physical body is not evident. Researches from WHO suggest NBTC that mobile frequencies emitted from any signal sites will not have any impact to physical body.