GM-01 4-PIN Dynamic BOSCH Bus Tour Guide Microphone

Specially designed for intensive professional use, the GM-01 dynamic rubber microphone withstands being dropped and occasional impacts. Light in weight and well designed, it offers optimal ease of use for guides. The extensive range of accessories ensures that the microphone can be safely stored in the cockpit and provides the tour guide with a sufficient range of movement. Supplied as standard with a spiral cable and a microphone holder to connect to BOSCH audio system, it’s also compatible with other installations by adding an adaptor.

Specifications

Power Supply: unnecessary due to dynamic microphone

Operating Temperature: -25℃ to 65℃

Length of Handle:16CM

Length of Spiral cable: 112CM when retracted, 7.6M when fully stretched

Handle Material: Aluminium alloy

Frequency 100-12500Hz

Sensitivity -80 dB / + 3dB

Resistance: 600 OHM