4G Waterproof IP68 Home Isolation Geo Fencing Anti Cut off GPS Bracelet Tracker for Prisoner Offender

Wristbands for Quarantine GPS Bracelet Tracker for Prisoner Offender ParoleeR18 is a 4G gps watch for offenders/prisoners, and it is very solid design strap tamper proof gps watch, it is not easy to break with IP68 waterproof features. When someone try to cut the strap, it is not easy to cut because it has metal layer inside the strap and it can send tamper alarm to the monitor center.Features:1) Waterproof IP682) 4G VOLTE (T-mobile 1900Mhz, Sprint 2500Mhz)3) GPS,WIFI,LBS location4) Bluetooth and indoor location5) NFC6) Update data at interval 5 minutes and 10 minutes7) Two way call8) Show time9) Can enable emergency mode and recover to normal mode (via APP)10) Geo-fence (safe zone)11) SOS button12) Horn blare (enable and disable via APP)13) G-sensor (save battery, if the bracelet not moves over 24 hours, trigger an alert)14) Watchband lock (the wearer cannot take off the bracelet)15) IR-sensor (take off alert)16) Close the bracelet remotely.17) Magnetic charge (it also can charge when the bracelet is wearing)18) Low battery alert19) Count step20) Over speed alert21) Upload altitude dataSpecifications:Main:Operation Systemmocor5 32bitGSM/GPS ChipsetSpreadtrum 9820E (1.2GHz Dual-core ARM CortexTM A7MP processor)GSM FrequencyFDD: B1 B2 B3 B4 B5 B7 B8 B12(17) B20 B28A                    WCDMA: Band 18          GSM: Band 28Data Rate2G: EDGE3G: DC-HSPA+.2.2Mbps4G: CAT4SIM CardNANOStorage:Memory ChipsetPN614G8D2TE-B8BE0ROM4GByte NANDRAM2GByte LPDDR2Location:GPS SignalL1,1575.42MHz C/A codeGPS Channel22GPS SensitivityTracking: -165dBm, Acquisition: -148dBmGPS Positioning Accuracy5-15mHot Start