PRO Audio 3′′ Karaoke Speaker, 3′′ KTV High Driver PA Speaker.

PRO Audio 3'' Karaoke Speaker, 3'' KTV High Driver  Pa Speaker. 0.55 INCH COPPER VOICE COIL95 dB/SPL SENSITIVITY30 WATT PROGRAM POWER HANDINGFEM OPTIMIZED MOTOR AND SUSPENSIONSRESONANCE FREE AND HEAVY DUTY BASKET DESIGNGENERAL SPECIFICATIONSNominal diametermm (in.)98(3)Nominal impedanceΩ4Minimum impedanceΩ3.8Program power (1)W30AES Power rating(2)W15Sensitivity (3)dB95Frequency rangeHz1000 ~ 18000Voice coil diametermm (in.)14(0.55)Chassis materialSteel Magnet materialFerrite Magnet dimensions (ODxIDxh)mm55x25x9Coil materialCCAW Former materialKapton Xmax(4)mm Xmech(5)mm Gap heightmm3Voice coil Wingding heightmm3.8SMALL SIGNAL PARAMETERSDC resistanceReOhm3.6Resonance frequencyFsHz Moving massMmsg ComplianceCmsmm/N Force factorBLN/A Mechanical Q-factorQms  Electrical Q-factorQes  Total Q-factorQts  Equivalent air volumeVasI Voice coil InductanceLemH Diaphragm areaSdcm² Reference efficiencyEta 0% SHIPPING INFORMATIONNet weightKg0.3Multipack size (60) (W x D x H)mm570 x 345 x 190Multipack weightKg20(60PCS)Quality Assurance Since the raw material sent in untill the speaker sent out, every aspect of them will be fully checked.We have many advanced test equipments to measure the quality of products. No defectives will be send out.Our company have a nice quality control managing system(QC) that have strict management of products and staffs. FAQ1.Q: Are you a factory or trading company?A: We are a manufacturer with our own factory ,we have more than 15 years experience.2.Q: Can you do OEM and ODM?A: Yes, both. We can put your idea into products.3. How many days do you need to prepare the goods?We need about 20-25 working days for large order.     /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1