Disguised Microphones

These hidden microphones tend to use a wire, which runs to a concealed tape recorder.

Wireless versions are available, but people who go for wireless ususally spring for an audio / video combo.

The pen displayed above can be worn in a shirt pocket. This device is Sony's hidden tie clip microphone.

More audio equipment

Equipment Notebook


Video surveillance
Audio surveillance
Phone equipment
Computer surveillance

Counter-surveillance

Personal Equipment
Communications
Tracking systems
Chemical aids

Location security