QQQ Watch has US version and EU version. This listing is the US version, which runs on 2G GSM 850/1900 MHz. It works in USA, Canada, Mexico, Argentina, Brazil and some American countries.</br>AQQ Watch supports GSM Nano SIM card. Plan with talk, text and 2G data is required. We recommend T-mobile in the US.</br>Add up to 5 families and 16 friends on the app. QQ Watch automatically syncs contacts. You can make and receive calls easily.</br>Track your child's precise location. Press the SOS button to text family members and call the watch admin in case of emergency. Set up a safety zone on the app. Families members receive notifications when your child steps outside the safety zone.Other functions: Group chat, take photos, voice message, text message, add friends, pedometer, alarm, history path, weather, etc.</br>Based on 256-bit security encryption algorithms, the setup steps is a little complicated, please be patient.the nano card is not included</br></br>Product Description</br></br><b>Note</b>:<br><br> US version runs on GSM 850/1900. It works in USA, Canada, Mexico, Argentina, Brazil and some American countries. <br> Please check GSM frequency bands used in your country and choose the right version. Please contact us if you have any questions.<br> Note: QQ Watch works like a 2G mobile phone. Please make sure the SIM card you buy will work on a 2G device.<br><br> Specification <br> General <br> Brand :Tencent <br> Model :PQ708 <br> Color: Yellow<br> Hardware <br><br> CPU: MTK6260D<br> Network: 2G GSM: 850/1900MHz <br> Screen: 1.22inch <br> Screen resolution :240 × 240 Pixels <br> Waterproof: Nm waterproof with IP65 level <br> Locating:Camera + WiFi + GPS + LBS + Gravity sensor <br> Communicate: Two-way conversation(16+5members) / Group chat/ Friend / Monitor <br> WiFi chip :MT5931 <br> Pedometer :Freescale-9555L <br> GPS: U-BLOX-7020K7 <br> PA :RF7196 <br> SIM holder: Pin <br> Mic: FPC+Silicon mic <br> Motor: FPC+Motor <br> Speaker: Speaker+FPC <br> Charging method :Magnetic adsorption charging <br> Connection :Bluetooth, App <br> Sensor: MPU6880 6 axis sensor ( 3 axis optional) Battery life 3-8 days <br> Watch Language: English, Spanish, Italian, French, Russian, Portuguese <br> APP Language: English, Spanish, Italian, French, Russian, Portuguese <br> Functions:Camera locating and image interaction, two-way conversation, voice intercom, Remote switch, Remote locating, Silent monitor, Electronic fence reminder, wechat, group chat, Pedometer <br> Additional features :Alarm, sos, steps, history path, weather, detachable belt <br> Package Contents <br> 1 × Tencent QQ Watch <br> 1 × USB cable <br> 1 × Screw driver <br> 1 x Penguin Egg Box <br></br><br/>http://www.amazon.com/gp/product/B01DLY6TYC