• Higher current consumption
• Lower rated frequency
• Lower sound pressure level
• Narrow operating voltage range

Applications:

• Identification signal
• Home appliances
• Alarm
• Safety and security
• Automotive electronics
• Office automation
• Medical equipment
• Industrial
• Consumer electronics

 Specification:

• Test condition: TEMP=+25±2 ℃ Related humidity=65±5% Air pressure:860-1060mbar.
• Mean Current: Applying rated voltage & rated frequency, square wave 1/2 duty.
• Sound Output: Distance at 10cm(A-weight free air), Applying rated voltage & rated frequency, square wave,1/2duty.
• Storage life: 3 months preservation at room temp(25±3℃) Humidity40%.
• After the test the part shall meet specifications without any degradation in appearance and performance except SPL. after 4 hours at +25℃, the SPL shall be in ± 10 dBA compared with initial one.
• High temp. test: After being placed in a chamber at +70℃ for 96 hours.
• Low temp. test: After being placed in a chamber at -30℃ for 96 hours.