Product Name: PRO Audio 50 Watt Ferrite High Driver Professional Loudspeaker with 1.75'' Voice Coil. Model NO.: DE4435P Certification: CE, RoHS, FCC Application: Stage Speaker Material: Plastic Operation Mode: No Activity: Passive Noise: 0 AES Power Rating: 50 W Program Power: 100 W Frequency Range: 1200-18000Hz Sensitivity: 106dB Voice Coil: 1.75''vc Former: Kapton Coil Material: Aluminium Diaphragm Material: Polymer Materials Impedance: 8 Ohm Magnet: Ferrite Trademark: CI Transport Package: Carton Specification: 322 x 244 x 148 mm Origin: China HS Code: 8518290000 Product Description PRO Audio 50 Watt Ferrite High Driver Professional Loudspeaker with 1.75'' Voice Coil.1.75 INCH ALUMINIUM VOICE COIL106 dB/SPL SENSITIVITY100 WATT PROGRAM POWER HANDINGFEM OPTIMIZED MOTOR ,PHASEPLUG AND DIAPHRAGM1200-18000 Hz FREQUENCY RANGEHIGH TEMPUTEMBER POLYMERIC DIAPHRAGMVOICE COIL COPPER DEMODULATION RINGGENERAL SPECIFICATIonSThroatdiametermm(in.)25.4(1)NominalimpedanceΩ8DCresistanceRe Ω6Programpower(1)W100AESPowerrating(2)W50Sensitivity(3)dB106FrequencyrangeHz1200~18000Voicecoildiametermm(in.)44(1.75)MagnetmaterialFerriteMagnetODmm100CoilmaterialALRFormermaterialKaptonDiaphragmmaterial PolymerMaterialsVoicecoilInductancemH0.08FluxdensityT1.35Recommendedcrossover(4)Hz1500SHIPPING INFORMATIONNetweightKg1.4Multipacksize(12)(WxDxH)mm322x244x148MultipackweightKg17.8(12PCS)QualityAssuranceSince 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 ofproducts and staffs.FAQ1.Q:Areyouafactoryortradingcompany?A:Weareamanufacturer withourownfactory ,we have more than 15years experience.2.Q:CanyoudoOEMandODM?A:Yes,both.We can put your idea into products.3. How many days do you need to prepare the goods?We need about 20-25working days for large order.