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Good Price 21 Inch Speaker Low Frequency Transducer

Delivery term:The date of payment from buyers deliver within days
  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Guangdong

  • Validity to:

    Long-term effective

  • Last update:

    2017-06-25 14:20

  • Browse the number:

    526

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Guangzhou Soundsing Audio Manufacturing Co.,Ltd
Contactaixin:

Contactaixin:

gzshangsheng(Mr.)  

Email:

telephone:

phone:

Area:

Guangdong

Address:

No.13 Bi Village North Road, Yingbin Avenue, Huadu District, Guangzhou, China

Website:

http://www.soundsingpros.com/ http://www.tiarasoffantasy.com/com/gzshangsheng/

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Soundsing Audio Manufacturing Co.,Ltd is one of the leading China good price 21 inch speaker manufacturers and suppliers, providing with competitive price 21 inch loudspeaker wholesale, welcome to import high quality products from our factory.


SD-21008A is a competitive price 21 inch loudspeaker with dual top quality dampers, inside and outside copper wire voice coil and thick washer, t-yoke. Bass is good also. If you want  high power big size low frequency transducer subwoofer and limited budget ,this one is much suitable. It is our hot selling 21"speaker. Surely we have other smaller power 21 speakers also, such as 4" voice coil 21 inch with different design.


Good Price 21 Inch Speaker Feature


 153oz ceramic manget  

 5" inside and outside voice coil

 RMS power reach to 1500w


21 Inch Subwoofer General  Specifications


Nominal Diameter: 543 mm/ 21 inch
Rated Impedance:8 OHM

Sensitivity: 98 dB
Frequency Range: 30 Hz - 1600 Hz

Peak Power:.3000 W

RMS Power::1500 W
Voice Coil Diameter: 125/mm/ 5 inch
Voice Coil Material: Copper
Number of layers: Inside/ Outside
Cone Material: No pressed pulp
Surround Material: Polycotton
Surround Design: M – roll

Basket Materials: Alumium

Magnet Materials: 153 oz Ceramic

 

Outdoor Speaker T/S Parameters

Resonance Frequency:  31HZ

Qes: 0.448

Qms: 8.568

Qts: 0.426

Sd: 187.00 cm²

Mms: 307.629g

BL Strength Factor: 27.638T.M.


Mounting Information:

Overall Diameter: 543mm/21inch

Baffle Cutout Diameter:500mm/19.68

Bolt Circle Diameter: 515mm/20.27 inch

Overall Depth: 48mm/ 1.89inch