Raha tsy voatanisa ny toerana misy anao dia safidio ny iray amin'ireto manaraka ireto:
TDK Corporation
AUDIO PIEZO TRANSDUCER 30V TH.
AUDIO PIEZO TRANSDUCER 30V TH. Audio Indicators & Alerts Round 17mmx8mm 2 kHz Vin=3V
AUDIO PIEZO TRANSDUCER 30V TH. Audio Indicators & Alerts Round 14mmx8mm 4kHz Vin=3V
Soberton Inc.
AUDIO MAGNETIC XDCR 9-15V TH.
AUDIO MAGNETIC XDCR 1.4-2V TH.
AUDIO MAGNETIC XDCR 2-4V SMD.