What kind of SIM card is needed for myFirst Fone S3 smartwatch?
myFirst Fone S3 (Europe/Asia/Africa) supports the following - 2G: 850/1900MHz | 3G: B2,B4,B5
WCDMA | 4G LTE Bands: B2, B5, B7, B12(B17), B13, B40, B41, B66(B4).
Do check with the preferred local mobile network operator if the SIM card is on the supported bandwidth.
For myFirst Fone S3 (Japan), it supports 4G LTE Bands: Optimization verification to be determined
myFirst Fone S3 (US/Mexico/Canada) supports the following - 2G: 900/1800MHz
WCDMA | 4G LTE Bands: B1, B8.
Do check with the preferred local mobile network operator if the SIM card is on the supported bandwidth.
For myFirst Fone S3 (Taiwan), supports the following - 2G: 900/1800MHz
WCDMA | 4G LTE Bands: B1, B8.
Do check with the preferred local mobile network operator if the SIM card is on the supported bandwidth.
myFirst Fone S3 needs a Nano SIM card that comes with Talk Time and Data Caller ID is also needed for some countries.
myFirst Fone S3 would not be able to function properly on a Shared SIM card (SIM card with the same number across multiple devices).
**For Singapore users, the TPG /SIMBA SIM card is tentatively not compatible with myFirst Fone S3
List of recommended SIM mobile network operators by user experience to date.
Country |
Recommended SIM |
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| Canada | Rogers Mobile| Bell Mobility | Telus Mobility | SaskTel | TBayTel | Fido | ||||
| Barbados | LIME/Flow | ||||
| Bosnia & Herzegov | M-Tel | ||||
| Colombia | Movistar CO | ||||
| Austria | A1 Mobilkom | ||||
| Australia | Optus AU | ||||
| Argentina | Movistar AR | ||||
| Albania | Vodafone AL | ||||
| Brazil | Nextel|TIM | ||||
| Belgium | Proximus | ||||
| Chile | Entel Telefonia Mov | ||||
| Cyprus | CyTa|MTN | ||||
| Cameroon | Orange CM | ||||
| Denmark | Telenor|TDC Mobiltid | ||||
| Egypt | ETISALAT EG |Vodafone EG |Orange EG | ||||
| France | Free Mobile |S.F.R | ||||
| Finland | Elisa | ||||
| Japan | BIGlobe | OCN モバイル ONE| IIJmio| mineo Dプラン | ||||
| Germany | Vodafone DE | ||||
| Greece | Cosmote GR | ||||
| Hong Kong | PCCW Mobile | ||||
| Hungary | Telenor HU | ||||
| Lebanon | Alfa|Touch | ||||
| Latvia | LMT|Tele2 | ||||
| Italy | Wind IT | TIM IT | ||||
| India | Airtel Mobile IN | ||||
| Israel | Cellcom|Golan | ||||
| Indonesia | IndoSat | ||||
| Ireland | Vodafone IE | ||||
| Oman | Oman Mobile | ||||
| Mexico | Telcel MX | ||||
| Myanmar | MPT | ||||
| Malaysia | Celcom | ||||
| Morocco | Orange Méditel | ||||
| Netherlands | KPN NL | ||||
| Norway | Telenor NO | ||||
| Slovakia | 4Ka | ||||
| Switzerland | Swisscom CH | ||||
| Saudi Arabia | STC SA | ||||
| Singapore | SingTel SG | Circles Life |Starhub|M1 | ||||
| Spain | Movistar | ||||
| South Africa | AirTel Mobile | ||||
| Pakistan | Mobilink/Jazz | ||||
| Philippines | SMART PH | ||||
| Poland | NJU Mobile | ||||
| Peru | Movistar PE | ||||
| Panama City | Movistar PA | ||||
| Thailand | AIS | ||||
| Taiwan | FarEasTone | ||||
| Turkey | TurkCell|Vodafone TR | ||||
| Uruguay | Antel | ||||
| Ukraine | lifecell | ||||
| United Arab Emirates | Du. Mobile | ||||
| United Kingdom | Vodafone UK | GiffGaff | ||||
| Vietnam | Viettel VN |
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Do check with the preferred local mobile network operator if SIMs are on the supported bandwidth.
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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.
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Important note: myFirst Fone S3 supports Postpaid Mobile Smartphone SIMs.
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Smartwatch, Traveler, IoT, or any other special SIMs are NOT recommended
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For use with SIM cards
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Requires caller ID for voice calls
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