Product Details

21 inch subwoofer

Place of Origin Guangdong, China
Brand Name Admark
Model Number AD-721

Product Features

21 inch subwoofer  AD-721

21 inch subwoofer

AD-721 is a powerful horn loaded subwoofer system. It is composed of one 21 inch high efficient LF driver with VC 125mm, which can perform in a much higher sensitivity and reflex deeper bass. This subwoofer is suitable for large Disco Club, Bars, and Theater etc.

21 inch subwoofer

Rated power

500 W RMS

Program power

1000 W (Peak)

Components

21"Woofer 

Connections

2 xSpeakon-sockets (4-pin) 
1 xSpeakon-sockets (8-pin)

Sensitivity (1 W/m)

105dB 

Rated Maximum SPL

134dB peak,@1m

Impedance

8 Ohms

Frequency range

35 Hz~20 0Hz 

Colors

Black 

Weight

60Kg

Shipping Size

0.6CBM/PC

Dimensions(WxDxH)

680x840x795mm

 

21 inch subwoofer

 ² Quick response: Reply your inquiry within 12 working hours.

 ² Detailed recommendations: Experienced staffs answer all your questions and recommend related products in fluent 

English.

 ² Insurance: Special discount and protection of sales provided to our distributor.

 ² Latest products news:The newest products and updates will be noted.

 

21 inch subwoofer

Guangzhou AD Audio Co.,Ltd is a company engaged in designing and manufacturing professional loud speakers and amplifiers.Being founded in 1998,the company started from a small workshop of 5 people. After years of efforts, the company has developed into a major loud speaker and amplifier manufacturer in this industry. The adhere to the " quality first, users first" purpose, strict quality management, continuous learning advanced management experience, improve the quality of products, firstclass service.

 

With almost 20 years of experience, our engineers develop high performance products for the proaudio market.We use mostly European drivers and only the best Chinese driver that had been approved good and stable enough,to make sure extraordinary reliability and highest quality of our products.Latest technologies in development and production enable manufacturing and pro-cessing at the highest level.

21 inch subwoofer21 inch subwoofer21 inch subwoofer

 

21 inch subwoofer21 inch subwoofer21 inch subwoofer

Q1:We`d like to print our own design and logo on the products? Can you make it? 

  • Of course we can. We offer OEM and ODM service and can customized to your specific requirements.

  Q2: How long is your guarantee/warranty?

  • We can provide 1 year guarantee/warranty for all our products. If any defective is confirmed to be caused by us, 

           substitution or repair parts will be sent.

   

  Q3:What is your main competitive advantages?

  • Strong design and development  
  • capability  
  • comparative price  
  • experienced staff  
  • customized products   
  • prompt response   
  • prompt delivery

  Q4:Where have you exported?

  • West Europe 
  • Africa 
  • East Europe  
  • Asia Southeast 
  • Asia 
  • South America

  Q5:What is the MOQ? How can I pay?

  • Our MOQ is 1 piece. We accept cash, T/T, L/C and Western Union.

  Q6:How about the delivery time?

  • 15-20 days after the receipt of deposit and confirmation on all design based of normal condition.

  If you ave any demand, don`t hesitate to contact us. 

 

21 inch subwoofer

  Sales Director: Daniel Lau

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