Description

electret condenser microphone, FOB price:0.*7USD/pcs Please refer to the attached picture for *****ï&frac*4; This product has passed following test: Height : 1m Drop face : 2cm hardwood board Duration : 3 times in each of three directions in state of packing To be no interference in operation after vibrations *0Hz to ***0Hz for *8 minutesat three directions with *0g (**0%, *0%) peak acceleration. Temperature : **5± 2℃ ? RTM ? *0±2℃ Duration : *0 min *0 min *0 min. Cycles : 5 cycles Temperature Shock Temperature : **5± 2℃ ? *0±2℃ Cycles : **0 cycles Operating Condition Storage Condition **5~**0℃ **0~**0℃ Vibration Test Drop Test High Temperature Test Low Temperature Test Humidity Test Temperature : **5℃ Duration : **0 hours Temperature Cycle Test Temperature :*0℃ Humidity : *0% R.H. Duration : **0 hours Temperature : *0℃ Duration : **0 hours page 7/8 Sensitivity change shall be within ± 3dB (at 1KHz) of initial sensitivity after 3 hours conditioning at *0℃ Reliability Test DKE We are a professional acoustic components manufactuer in China, we produce all kinds of electret condenser microphone and Speaker with good quality and competitive price.please refer to our website:***** to find more about us and our products.we are sincerely looking forward to do business with buyers from ***** you have any inquiry, pls contact us via email ***** .thanks.