How to Use: Dial SIM card number, then you can hear the voice around this tracker, with no light and no noise, you can monitor what’s going on around the tracker silently and secretly. Voice recording function: Send text message 555 to SIM card number, it will reply to a message “Snd” and start recording.
Note: SIM card and TF card are not included.
Size: approx. 42 x 25 x 20 mm
Antenna Type: GSM/GPRS
GPS Positioning Accuracy: approx. 100 m
Battery: 3.7V 300mA Lithium Battery
Battery Working Time: approx. 100h
Package Includes: 1 x Mini Hidden GPS Tracker