The sensitivity should be within ±3dB from the initial sensitivity of the unit.
Durability of switch
Normally 100000 cycles operation.
Free fall from 1 meter height to concrete floor for 5 times.
Cable strain relief
Normally supporting 5Kgs force at the end of mic for 1 sec.
Normally vibrating at 12Hz to 55Hz for 1 minute at full amplitude 2mm for 1.5 hours at three axes.
Temperature cycle test
Exposure at -10°C-- 55°C for 1 hour, 2cycles, frequency response, sensitivity shall be within specifications.(The measurement shall be done after 2 hours of condition at 25°C).
After exposure at 40°Cand 90-95% relative humidity for 48 hours, frequency response, sensitivity shall be within specifications(The measurement shall be done after 2 hours of condition at 25°C).
From normal temperature to required temperature, which takes 20-40 minutes.
temperature:+60°C±3°C last out 1 hours (normal temperature lay 3 hours)
temperature:-25°C±3°Clast out 1 hours(normal temperature lay 3 hours)
Testing and assemble
pacakge : inside packed by white box , outside packed by carton . OEM service offered Also we could print your artwork and LOGO as your required .
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