Gw-2103na 21 Inch 1450W Powerful Neodymium Subwoofer Loudspeaker

GW-2103NA powerful subwoofer :Key features:
1450W AES Power Handing
126mm(5 in) Copper Voice Coil
33-1.5KHz Response
100 dB SPLTYPICAL CHARACTERISTICSNominal Diameter-546 mmRated impedance-8ΩHalf space sensitivity (1w@1m)-99 dB SPLUsable freq. range-33 - 1500 HzAES Power handing (1)-1450WMaximum Power Handing (2)-2900WMax Sound Pressure LevelSPLmax102 dB SPLMagnet Diameter-121 x 15 mmVoice Coil Diameter-126 mmBL ProductBL33.6 N/AMoving massMms0.176 kg
THIELE-SMALL PARAMETERS: TYPICAL (QC LIMITS)Resonance frequencyFs33(±5) HzDC ResistanceRe5.6(±0.5) ΩMechanical quality factorQms3.6Electrical quality factorQes0.25Total quality factorQts0.23Mechanical suspension complianceCms180 (10-6.m/N)Effective piston areaSd0.142 m²Equivalent Cas air loadVas345 dm³Max linear excursionXmax12 ±mmLinear displacement volumeVd0.726 (10-3.m³)Reference efficiencyh02.8 %Unity load volumeVas.Qts²13.7 (10-3.m³)
MOUNTING AND SHIPPING INFORMATIONOverall Diameter546 mmBolt Circle Diameter519 mmBaffle Cutout Diameter501 mmDepth252 mmNet Weight18.1 kgShipping Weight19.2 kgShipping Box600 x 600 x 300 mm
ABSOLUTE MAXIMUM PATINGSShort term max. Input voltageVmax125VMax. excursion before damageXdam16±mmAmbient operating temperatureTa-10 to +50Storage temperature--20 to +70Environmental withstanding Q-Outdoor
Paymentmethods
1.T/T;
2.WesternUnion;
3.MoneyGram;
4.Cash.
Transportationmethods1.Byairtoairport;
2.Byseatoseaport;
3.ByExpressdoortodoor,DHL,TNT,FEDEX,UPS,EMSetc.
Ourservice:
Pre-saleService
A.Qualityisourcompany'sculture.
B.Reasonablepriceandreliableservice.
C.Richexperienceofdesign,manufactureandsellPro-audio,Speakers,amplifiers,etc.Middle-saleService
A.Checkingthemostsuitableshippingwaysforcustomers.
B.Testingqualityagainbeforesendinggoods.
C.Sendingthetrackingnumber/billofloading,andupdatethesituationsofthegoodstillcustomersreceivethegoodsAfter-saleservice
A.Weareverygladthatcustomergiveussomesuggestionforpriceandproducts.
B.Ifyouhaveanyquestion,pleasecontactwithusfreelybyE-mailorTelephone.