?? ????? W21L ????? ????? GPS ?????? ???? ??????? ????? ??????? ???? ????? ?????? ???????. ???? ??????? ??????? ???? 5000mAh ???? ????????? ??????? ????? ????? ???? 4 ????? ?? ??? ??????? ??? LBS ??? ????? ??????? ?3 ????? ?? ??? ??????? ??? GPS ??? ????? ??????. ???? ???? ?????? 12 ?? ??????? ????? ???? ???????? ?? ?????? ?? ?????? ??????? ??????.
???? ????? LTE-Cat M ?NB:
???? ??????? ?????? ??????? ????????? ?????? ?? ??? ?????? ?????? — ??? ?? ??????? ???????.
????????? ??????:
???? W21L ????????? ?? ???? ??? ??????? ??????? ?? ??????? ??? ???? ??????? ?? ????? ?????? ??? ????? ??? ?????? — ??? ?????? ??????? ??????? ??????.
????? OTA ?? ????:
????? ????? ????? ???????? ?????? ?? ????.
????? ?????? ?????:
??? ????? ??????? ??? ?????? ????? ?????? ??? ?????? ?????.
???? ??????? ????? ?????:
?????? 5000mAh ???? ????? ?? 3 ????? ?? ????? ????????? (????? ???? ??????).
????? ?????? ????????:
????? ??? ?????? ????? ??? ???????? ????????.
????? ??????? ????????:
????? ????? ?????? ????? ???? ????????? ?????? ?????? ??? ?? ???????.
| ??? ??????? | GPS+BeiDou+LBS+WiFi(Optional) |
|---|---|
| ????? ??????? | IP54 |
| ??? | 75g |
| ??????? | 96×49.5×11.6mm |
| ???? ????? ????? | -10 ~ +45℃ |
| Positioning Band | L1，B1 |
| Positioning Precision | <2.5m CEP |
| Tracking Sensitivity | -163dBm |
| Capturing Sensitivity | -158dBm |
| Positioning Time | Avg.hot start <3s Avg.cold start <50s |
| ????? ??????? | |
| ???? ??????? | |
| Max Output Power | 20dBm±2dBm |
| Operating Current | 830mA |
| Standby Current | 80uA |
| ?????? | |
| Memory Capacity | 256KB RAM+1 MB flash |
| ????? LED | |
| Card Slot | Nano SIM |
| Operating humidity | 10%~85%RH |
| Operating Voltage | 3V |
?? ?????? ?????? ????? ??????? ???? ?????? ???????.
?????? ???????? ??????? ???? ??????? ???????? ?????? ??? ???? ????? ???????? ????????? ?? ????? ?????.
????? ????? ????? ???? ?????? ?????? ??? ??? ??????.
???? ??? ??????? ??? ???? ??????? ???? ?????
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