AS07708PS-2-R PUI Audio

P AS07708PS-2-R 77mm Speaker 33554411 SSttoopp EEiigghhtt RRooaadd DDaayyttoonn,, OOhhiioo 4455441144 Product Overview 77mm speaker with square frame and 90 dB sensi vity 4W con nuous, 8W maximum power handling and 8 impedance aper cone for natural sound Frequency Response (1W 0.5 meters) PUI Audio Inc. engages in continuous product improvement. All specifications are subject to change without notice. www.puiaudio.com. Copyright 2015. Last Revised 12/15. AS07708PS-2-R 77mm Speaker Mechanical and Environment Testing Test Description Test Condition High Temperature 85C (2C) with random humidity for 48 hours Low Temperature -40C (2C) with random humidity for 48 hours Humidity 40C (2C) with 90% to 95% relative humidity for 48 hours Power Test White noise 4W input power for 48 hours 5.66V sine wave Buzz and Rattle Test After tests, speaker shall rest for 1 hour. SPL shall not deviate 3 dB from pre-test measurement. Temperature Cycle Test -10C to 40C, 4 cycles (refer to Temperature Cycle Test Graph) After test, speaker shall rest for 1 hour. SPL shall not deviate 3 dB from pre-test measurement. PUI Audio Inc. engages in continuous product improvement. All specifications are subject to change without notice. www.puiaudio.com. Copyright 2015. Last Revised 12/15.