Disclaimer: the watch requires an activated GSM Micro SIM card with voice and data from T-Mobile. The child cannot go online from the watch; the data is only for the parent to set up and monitor the watch remotely.

The watch is NOT compatible with any CDMA networks (such as Sprint and Verizon), and it is NOT compatible with AT&T.

T-Mobile is the best match for this device in the US.

SIM card is not included. WE RECOMMEND 2G SPEEDTALK MOBILE SIM card https://www.amazon.com/dp/B075QNH2HP

Compatible with iOS and Android

Wonbo Q5O Kids Smart Watch is a professional location tracking device for parents to track their kids and prevent them from potential threats.

Specifications

Operating System: MTK G

Watch size: 31 X 52 X 11.8mm

Display: 0.96\" OLED 128x64

CPU: MTK 6261 364MHz

Battery capacity: 400mAh

Battery Types: Lithium-ion polymer battery_3.7V

Speaker: 8 /0.5W speaker x 1

MIC: Built-in hi-fi MIC

Communication: GSM, GPRS

Bluetooth: BT3.0, BT4.0 With optional

Location: GPS&LBS

Telephone: Support

SMS Alert: Support (Need to install software)

Remote Monitoring: Support (Need to install software)

SOS Alarm: Support

Path query: Support Need to install software

Low Power Management: Support

Package Include

1 * Kid Smart Watch

1 * USB Charging Cable