The advantage of GreaSmart smart watch phone with SIM Card:
1. We combine Kids Watch Phone with Speedtalk SIM Card ( Under T-Mobile Network), so you don't need to cost more for a extra SIM Card, more convenient and cost-effective.
2. A free compatible SIM card is already included with this watch package, so you need not have to buy extra SIM thereby avoiding the wrong SIM card / compatible issues.
3. GreaSmart smart watch device already set up network port data in device, you don't need to do any complicated setting like others' model.
4. In USA , search your location on our SIM Card support coverage. via: www.speedtalkmobile.com/coverage.
Remind: If your area not support 2G network anymore. Please don't buy this model.
5. GreaSmart smart watch phone and SIM Card will support worldwide network, North America, Europe etc. Just open "International Plan" when travel abroad.
6. Simplely activation of SIM card, Call Service/ PC website/ APP download activation supported.
7. Support TRANSFER/PORT IN.