Model number： DF25 T mobile kids smart watch Product label： 2G GSM network + GPS tracking + SOS calling Product features： 2G GSM network、GPS/LBS real-time tracking、IP67 waterproof、two-way call、voice intercom、SOS emergency call、phone book、pedometer、remote shutdown Communication type： 2G cellular network

Model number： DF08 ATT smart watch for kids Product label： 2G 4-band network + GPS tracking + voice monitoring Support network： 2G network 4 frequency bands Product features： 2G GSM network、GPS/LBS real-time tracking、IP67 waterproof、two-way call、voice intercom、SOS emergency call、phone book、pedometer、remote shutdown

Product model： YX99 Pro Non Removable Tracking Bracelet Support network： 4G/3G/2G Network Product features： IP68 waterproof、GPS real time tracking、IP68 deep waterproof、electronic pulse anti tamper strap、HD camera、SOS emergency call、video call、voice monitoring、heart rate monitor、blood oxygen monitor、 temperature monitor、step counting、etc. Applicable area： judicial services probation tracking、community corrections、probation and parole、medical parolees、drug rehabilitation、prevention and control of epidemic diseases、gifts for alzheimer's patients、gifts for dementia patients、etc.