是否智能( 可连接Bluetooth, Zigbee, NFC, Wi-Fi, LiFi, 3G等)
是
GSM Frequency
850 / 900 / 1800 / 1900MHz
Positioning mode
GPS+AGPS+LBS+WIFI
WIFI location accuracy
15-100m
base station location
100-1000m
Function
Geo-fence, Voice monitoring, two-way communication, Android/IOS/Web