有活力的电视台发言者是南京声音中国大人

tv speaker MODEL:Y415-804A feature:1 This kind of speakers can be used to many kinds of TV 2 high quality with competitive price 3 perfect appearanceandfine workmanship 4 professional audio equipment 5 quality assurance We can also supply the custom-made service, we have the great team of R&D, and we can produce proper speakers you want. All the products certified by ISO9001 and ISO14001, and complied with RoHS standard. If you need more details, please don't hesitate to contact us. ITEMSPECIFICATIONTEST CONDITIONRATED POWER10 WMAX. POWER12 WIMPEDANCE8±15% ΩAt 400HzRESONANT FREQ.170±20% HzCONSTANT VOLTAGE 2.8vS.P.L89±2 dB0.5M, 1W AT170-20000Hz FREQ.RESPONSEFo-20000 HzSINE SIGNALDISTORTION≤ 5%(1W,1000Hz)HEAT TEST16+2 HRSFirst 55°c±2°c(speaker Possess 4.5V) for 16 hrs, then 55°c±2°c for 2 HRS.COLD RESISTANCE1+2 HRSFirst -10°c±5°c (speaker Possess 4.5V) for 1 hrs, then -25°c±5°c for 2 HRS.HUMIDITY TEST96 HRS +2% 40°c±2°c,93-3% PURE TONEMUST BE NORMALSine signal 6.3V, At 170-20000 Hz LOAD TEST100 HRS10W, White noise DIMENSIONS IN MILLIMETER: