Reference: 14908
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- Listening devices
- Covert surveillance systems
- Telephone audio surveillance
- Cellular audio surveillance
- Voice recorder & recording technology
- Video surveillance
- Directional & listening microphones
- PC monitoring
- Surveillance Protection & Detection Technology
- GPS tracking systems
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Reference: 14104
POWER long-term GSM listening device
Reference: 24043
IP-HD spycam in socket adapter, 2xUSB
Reference: 15329
Remotely controllable GSM spy recorder
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GSM listening device in USB stick
Reference: 14903
GSM listening device in USB phone charging cable

Eavesdropping via radio bug
Radio mini-transmitter – proven technology for professional applications
Radio mini-transmitter are used wherever stable and direct audio transmission is required. Unlike GSM solutions, they operate without a mobile network and are particularly suitable for applications with a clearly defined area of use. The decisive factor is not the advertised range, but the actual technical design and quality of the components.
Technical data – basis for a realistic assessment
To evaluate the performance of radio eavesdropping devices seriously, comprehensible technical specifications are essential. These include, among others:
- ✔ Physikalische Sende- und Abstrahlungsleistung
- ✔ Spannungsversorgung und Stromaufnahme
- ✔ Frequenzhub und Modulation
- ✔ Mikrofontyp und Audioleistung
Why tested radio mini-transmitters are crucial
Especially in radio technology, the quality of the components determines the practical benefit. Only when technical specifications are transparently stated and realistically assessed can it be determined whether a mini-transmitter is suitable for the planned use. Unrealistic range specifications or missing measurements often lead to disappointments in use.
Select radio mini-transmitter – Quality over advertising promises
When selecting suitable radio surveillance technology experience, technical transparency, and realistic performance data play a central role. Expert advice helps to choose the technology suitable for the deployment scenario – instead of relying on blanket promises.
- ✔ Langjährige Erfahrung in der drahtlosen Nachrichtentechnik
- ✔ Bewährte Funktechnik für professionelle Anwendungen
- ✔ Nachvollziehbare, geprüfte technische Daten
- ✔ Persönliche Beratung und diskreter Versand
Compare radio mini-transmitters and select suitable technology – abhängig davon, welche Anforderungen im praktischen Einsatz im Vordergrund stehen.
Decision aid: When is radio technology the better choice?
- GSM mini-transmitter – Remote access without range limitation
- Record conversations – Recorder instead of radio transmission
- Camouflaged surveillance technology – Radio technology discreetly integrated
Technical note:
Radio mini-transmitters deliver particularly stable results over manageable distances. The actual range depends heavily on the environment, antenna design, and frequency range – not on general manufacturer specifications.
Reference: 13223
Surveillance Device Set-300
Reference: 13210
Radio bug 10 mW
Reference: 13212
Radio bug 20-mW
Reference: 13213
Radio listening device 40-mW
Reference: 13216
Radio Bug Button 10-mW
Reference: 13217
Radio Bug Button 20-mW
Reference: 15213
