Guangzhou Hengda Audio Equipment Co., Ltd.  

Product Name: PA Audio Sound Line Array System 12'' Neodymium Powered Stage Speaker Woofer Model NO.: HDW-12892 THD: <0.005% Monitor: None Application: Commercial, Home, Stage, Theater Speaker Material: metal Speaker System: Mono Operation Mode: Wire / Remote Control Activity: Passive Hi-Fi: Not Hi-Fi Noise: <95dB Sensitivity: 99 dB Voice Coil Material: Ccaw Program Power: 800 Watts Magnet: Neodymium Voice Coil Diameter: 75 mm/ 3 Inch Trademark: HD Transport Package: by Export Carton Specification: line array speaker Origin: Guangzhou, China HS Code: 851829000 Product Description PA Audio Sound Line Array System 12'' Neodymium Powered Stage Speaker WooferGeneral SpecificationsNominal Diameter300/12mm/inchRated Impedance8ohmNominal Power handling400WattsProgram Power800WattsSensitivity(lw/lm)99dBFrequency Range58-3.5KHzMinimum Impedance(Zmin)5.3ohmVoice Coil Diameter75mm/inchVoice Coil MaterialAluminiumNumber of layersMagnet gap depthmmSurround ShapeM-rollBasketCast AluminiumMagnetNeodyminiumMounting InformationOverall Diameter313mmBolt Circle Diameter296mmBaffle Cutout Diameter286mmOverall Depth143mmNet Weight4.1kgShipping weight4.8kgShipping Box320*320*150mmThiele-Small ParametersResonance frequencyFs58.5HzDC resistanceRe5.3ohmMechanical factorQms8.22Electrical factorQes0.35Total factorQts0.34Mechanical complianceCms0.13mm/NMechanical resistanceRms2.5mech-ohmof suspension lossesEffective Moving MassMms55grHalf-space efficiencyEff2.92%BL FactorBL17.5T.mEquivalent Cas air loadVas53.1litersVoice-coil inductanceLelK0.6mHINTRODUCTIonHengda Audio is a professinal speakermanufacturerwith experience in the PA speaker field for 10years. We make different tranducers,compression drivers. We not only provide goods but technology. OEM and ODM are both welcome.