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KC1206蜂鸣器
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After any following tests the part shall meet specifications without any degradation in appearance and performance except SPL. SPL shall not deviate more than -10 dB from the initial value
Ordinary Temperature Life Test The part shall be subjected to 96 hours at 25±10℃。 Input rated voltage resonant frequency， 1/2 duty Square wave. 2.2 High Temperature Test The part shall be capable of with standing a storage temperature of +70℃ for 48 hours. 2.3 Low Temperature Test The part shall be capable of with standing a storage temperature of -20 for ℃ 48 hours. 2.4 Humidity Test Temperature：+45℃±2℃ Relative Humidity:90%～95% Duration： 48 hours and expose to room temperature for 4 hours.
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