Product-Details Excellent advantages1) GPS PlusLBS (Base station positioning) dual mode positioning2) SOS function, two way communication3) GEO fence4) Anti-drop alarm5) Low-battery alarm6) Real time tracking7) Tamper alarm If the watchband is unbuckled after the watch has been on wrist for more

Product-Details Excellent advantages1) GPS PlusLBS (Base station positioning) dual mode positioning2) SOS function, two way communication3) GEO fence4) Anti-drop alarm5) Low-battery alarm6) Real time tracking7) Tamper alarm If the watchband is unbuckled after the watch has been on wrist for more than three minutes, the APP client will receive a warning message showing that the watch is taken off. You can disable this function when the product is put aside.8) Monitoring callEnter your phone number in the dialog box, click OK, and the watch will dial your phone number immediately after a command returns. When in conversation, the speaker of the watch is disabled and does not make any sound.Basic Information Brand Excelvan Model Q50 Color Green Wristband Material Silicone Net Weight 39g Technology Information Cellular Band GSM 850/900/1800/1900MHz (support 2G , do not compatible with 3G or 4G network)SIM Card OneService Provide Unlocked Operating System MTK G CPU MTK 6261 364MHz Display 0.96 " OLED 128x64 Speaker 8Ω/0.5W MIC Built-in hi-fi MIC Communication GSM、GPRS Location GPS、LBS Telephone Support SMS Alert Support（Need to install software） Remote Monitoring Support（Need to install software） SOS Alarm SupportStep Counter SupportAcceleration Sensor SupportRemote upgrade SupportRemote debugging SupportLow power management Support