A gadget that can surveil someone or some place with a GSM sim card inserted in it. When you insert a sim card and call the phone number of the sim card, you can hear everything clearly that happens around this gadget. So you can put it in your car and track when it may be stolen by others, or it will help you to monitor your baby or the olds. It can help you do many things. What's more, it's very qualified with competitive price. If you have any interest, please don't hesitate to make an order.
Specifications:
Mini Quad Band GSM SIM Card Bug
Frequency:900 / 1800 / 1900
Power Supply:24 hours Non-stop
Card Compatible:GSM / SIM
Microphone Range (Meter):5~7(Radius), 4 levels
Receive Sensitivity:-+10K
Working Temp:-40~50'C
Responding Frequency:1.2K~800Khz
Stand-by Time:7 days
Working Time:4 hours
Super-sensitive audio surveillance
Embed four condense microphone.
24 hours non-stop power supply
All GSM SIM card compatible
Track mobile phone number
Quad-band super-standby
Insert the SIM card by the open key three seconds long to enter the working state machines using dial-up
Time off by opening the key to bright light has been turned off.