GENERAL-Which SIM card would be suitable for myFirst Fone D3s?

myFirst Fone D3s supports 2G (GSM 900 / 1800 / 850 / 1900 MHz)

Do check with the preferred local mobile network operator if SIMs are on the supported bandwidth.

As long as bandwidths between operator and watch are compatible, which you can check on https://www.frequencycheck.com/ , it can be used with the local mobile operator.

Important note: myFirst Fone D3s supports Prepaid/Postpaid Mobile Smartphone SIMs.

• • Smartwatch, Traveler, IoT, or any other special SIMs are NOT recommended

  • For use with Nano SIM cards
  • Requires caller-ID for voice calls

List of recommended SIM mobile network operators by user experience to date.

• Malaysia- Celcom, Maxis, Digi, Umobile, RedOne and Hotlink.

                   XOX, YES SIM, Unifi SIM is not compatible with myFirst Fone D3s.