Feature
1. Multiple positioning: GPS+BD+WIFI+LBS
2. Battery display: Check the battery level of the device anytime and anywhere
3. Track playback: The system saves the historical tracks of the past six months and can be viewed in real time
4. Electronic fence: Supports fence entry and exit alarms, and fences can be set by area
5. TTS voice broadcast: Convert text to voice for broadcast
6. Power on/off control: Command control button power on/off
7. SOS alarm: One-click SOS emergency alarm
8. Two-way call: Both parties can talk and answer at the same time
9. Application scenarios: campus safety management, nursing home management, medical institution management, child safety protection
PARAMETER
Main chip: ASR1606S
GPS chip: AT6558R
Frequency band: LTE-FDD B1/B3/B5/B8, LTE-TDD B34/B38/B39/B40/B41
Operating voltage: 3.4 - 4.35V DC
Battery: polymer battery 600mAh
Indicator light: blue light: network indicator light, green light: GPS signal light, red light: charging indicator light
Antenna: built-in GPS ceramic and RF antenna FPC
Main interface: magnetic contact
Power-on method: button power-on
Maximum output power:
LTE-FDD B1/B3/B5/B8:23dBm±2dBm
LTE-TDD B34/B38/B39/B40/B41: 23dBm±2dBm
Dynamic output range: -45~23dBm
Receiver sensitivity: -98dBm
Maximum frequency error: ±0.1ppm
Sensitivity: Cold start: -148dbm, Hot start: -156dbm, Recapture: -160dbm, Tracking: -162dbm
First positioning time: Cold start: Average 32 seconds
SIM card: Nano flip card holder
Accessories
1 Product host
1 USB charging cable
1 Button
1 Round magnet
1 Lanyard
1 Instruction manual