The PKM17EWH4000 is a Piezoelectric Sounder with 4kHz sound frequency. Externally driven piezoelectric sounder is used in digital watches, electronic calculators, telephones and other equipment. It is driven by a signal (2048 or 4096Hz) from an LSI and provide melodious sound.
Lead wire type lead shape
External drive type
Low power consumption
No contacts therefore, no noise and highly reliable