Raha tsy voatanisa ny toerana misy anao dia safidio ny iray amin'ireto manaraka ireto:
Knowles
MIC BOOM ANALOG NOISE CAN -55DB. Microphones 2-wire, RFI 3m rated W/P w/2.2 chip cap
MIC COND ANALOG OMNI -54DB. Microphones omni-directional MICROPHONE
MIC COND ANALOG OMNI-64.5DB. Microphones omni-directional MICROPHONE
MIC COND ANALOG UNI. Microphones omni-directional MICROPHONE 1pc=2pcs
MIC COND ANALOG OMNI -56.5DB.
MIC COND ANALOG UNI. Microphones omni-directional MICROPHONE