21 Inch Neodymium Pro Car Stereo Woofer 2 Ohm Rms 2500 W With Long Life

Neodymium big woofer ,1 ohm ,power highly

 1.description 

     .  5000w continuous program power capacity 

     .  153 mm (6in) split winding aluminium voice coil ,1 ohm 

     .  40- 1000HZ response 

     .  99db sensitivity 

     .  Neodyminum magnet allows a very  high force factor and linear excursion 

     .   Double silicone spider with optimized compliance 

     .   80 mm peak-to-peak excursion before damage 

     .  Ventilated voice coil gap for reduced power compression 

    Resonance Frequency 37 HZ 

    Re  0.7 

    Qes 0.22

    Qms   4.9

    Qts    0.21

     Vas  155 L 

     Xmax  22.0 mm 

     Mms    487.0 g 

     BL       19.1 Tm 

FAQ

<1>Q: How to order?
A: If you are interested in any of our items,please contact us freely;when you confirmed everything, PI will send and please pay deposit.

<2>Q: Shipment?

A:We can arrange shipment from either your specified forwarder or our forwarder.After ETA, please pay the balance before we provide you B/L.

<3>Q: How about your after-sales service?
A: All of our products are 1 years warranty against defective materials and workmanship, if any quality

problem, free replacement or repair parts will be sent in the next order. Furthermore, tracking the package for customer until the customer get it.

<4>Q: What is your enterprise type?
A: We are a professional manufacturer for car audio products and we have the export right.

<5>Q: Where is your factory located? How can I visit there?
A: Our factory is located at Jiashan city,Zhejiang , China. if you visit our factory,you can fly to either Shanghai or Hangzhou.

<6>Q: What is your payment terms?
A: Generally is 30%T/T after order,and balance after shipment.

<7>Q:How about sample oder?

A: We can make sample as your requirement ,we need about 10days to make sample after receipt of payment.

<8>Q: What is production package?
A: Usually is gift box and master carton, it can depend on clients