SP-1609S-2

MODEL: SP-1609S-2 PRODUCT: Dynamic Speaker EDITION: A/2016 THIS SPECIFICATION COVERS OUR PRODUCT OF DYNAMIC SPEAKER UNIT FOR MOBILE TELEPHONE USE SPEAKER ELECTROACOUSTIC CHARACTERISTICS sound pressure level 82±3dB SPL @0.6,0.8 ,1.0,1.5and2.0KHz in average (0dB SPL=20μPa) measuring condition 0.5W (Sine wave) 10cm in 1cc closed box measured with baffler shown in Fig.1. frequency response curve As shown in fig(3) response frequency 670±20%Hz @ 1V in free air 900±20%Hz @ 1V in 1cc closed box rated noise power 0.5W (in 1cc closed box) short term max. power 0.8W (in 1cc closed box) operation test Must be free of audible noise (buzzes and rattles) (300 ~ 5KHz frequency range ,input level up to 2.0Vrms in 1cc box) distortion Less than 10% @1KHz,0.1M,0.1W frequency range ,input level up to 0.1W GENERAL SPECIFICATIONS operating temperature range -20oC ~+60oC standard test conditions temperature 17oC ~25oC relative humidity 45%~80%(RH) ac impedance 8Ω ±15%(@2KHz 1V) without baffler dimension 16 x 9 x 4.5 mm RELIABILITY TESTS The sound pressure as specified shall neither deviate more than ±3dB form the initial value, nor have any significant damage after any of following testing. HIGH TEMPERATURE TEST high temperature +60±2oC duration 96 hours LOW TEMPERATURE TEST low temperature -20±2oC duration 96 hours HEAT SHOCK TEST high temperature +60±2oC low temperature -20±2oC changeover time