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Multi-range GSM surveillance unit.
This unit is designed to be left unattended in areas needing to be monitored for mobile phone activity. Latching indicators ("mousetrap mode") show the presence of GSM transmissions, and enable the user to distinguish between calls and network signals. The unit can be set for various sweep ranges up to a maximum of 200 metres to suit the area under investigation.
- Detects EGSM900, GSM1800, GSM850, GSM1900
- Surveillance mode
- Network and Call indicators`
- Signal threshold of - 44dB
- Detection range - metres (free space range to a 2watt source) 200m
- Batteries 2 x LR1 life 80 hours
- Size mm 85x46x20
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