Product Profile of GSM SIM for Audio Surveillance
Nacon Wireless Solutions supplies GSM SIM for Audio Surveillance. Nacon Wireless Solutions offers various types of mobile jammer, detectors,Wireless camera, portable video recorder etc. GSM SIM for Audio Surveillance is a special system designed for audio surveillance or monitor by providing regular mobile phone SIM services. It has a magnetized core which helps itself easily fixed on any hidden metal surface.
GSM SIM for Audio Surveillance has the following features:
Frequency: 900\1800\1900
Embed microphone, powerful sound receiving effect [Can receive sounds even 10 meters far away from the device]
24 hours non-stop power supply.
All GSM SIM card compatible
Stand-by time: 15 days
