3.5inch Small Driver Full Range for Sound Bar

Pro Audio 3.5inch small  driver full range for sound bar1 INCH COPPER VOICE COIL90 dB/SPL SENSITIVITY60 WATT PROGRAM POWER HANDINGFEM OPTIMIZED MOTOR AND SUSPENSIONSOPTIMIZED COOLING SYSTEMDOUBLE  SPIDERRESONANCE FREE AND HEAVY DUTY BASKET DESIGN   GENERAL SPECIFICATIONSNominal diametermm (in.)94.1(3.5)Nominal impedanceΩ4Minimum impedanceΩ4Program power (1)W60AES Power rating(2)W30Sensitivity (3)dB90Frequency rangeHz138~19000Voice coil diametermm (in.)25.4Chassis materialPlastic Magnet materialNeodymium Magnet dimensions (ODxIDxh)mm24.5 x 8   1 pcsCoil materialCCAW Former materialPaper Xmax(4)mm1Xmech(5)mm2Gap heightmm4Voice coil Wingding heightmm4SMALL SIGNAL PARAMETERSDC resistanceReOhm3.5Resonance frequencyFsHz138.6Moving massMmsg2.2ComplianceCmsmm/N0.5Force factorBLN/A2.7Mechanical Q-factorQms 3.0 Electrical Q-factorQes 0.94Total Q-factorQts 0.72Equivalent air volumeVasI2.1Voice coil InductanceLemH0.4Diaphragm areaSdcm²50Reference efficiencyEta 0%0.58SHIPPING INFORMATIONNet weightKg0.18Multipack size (1) (W x D x H)mm445 x 3420 x 216Multipack weightKg7.8  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