Socket GSM Audio Bug SIM Card Monitor Detector

Power Supplier Socket GSM SIM Card Surveillance-- Monitoring by Cell Phone

1. Socket GSM SIM Card Surveillance
2. Micro GSM SIM listening device
3. Embed four condense microphone

GSM long distance listening device/micro GSM listening device/distance listening device/ GSM SIM listening device/ GSM audio hidden listening device/ GSM sos bug listening device

Main Features:

1. Super-sensitive audio surveillance. Much better quality
2. Frequency: 900MHz/1800MHz,
3. Embed four condense microphone
4. Never non-stop power supply
5. All GSM SIM card compatible
6. Microphone range(Meter): 5~7(Radius), 4 levels
7. Receive sensitivity: -\+10K
8. Working temp: -40~50C
9. Responding frequency: 1.2K~800kHz
10. Stand-by time: 15 days
11. Dimension: 24*10*3.5cm