Specs:

Overall Diameter:  5" (127 mm+/-2mm)
Voice Coil Diameter:  3" (76.2 mm+/-2mm) Edgewound
Diaphragm Material: Titanium
Diaphragm Height: 15.2 mm+/-1mm
Nominal Impedance: 8ohm or 16 ohm

DC resistance : 6-9 Ohm or 10-16 ohm

Here is a list of the driver part #'s:
89796XX (use 81256XX), 0301251102, 301251001, DH1, DH1A, DH-1A, DH1AMT, DH1A-WP, DH1A-WPX, DH1012, DH-1012, DH1202, 89796 (use 81256XX), DH2012, DH-2012, N/DYM-1, N/DYM1MT, N/DYM1-0MT, ND6X-8, DML-1122APF, DML-1152APF, DML-1152MC, EJ1, EJ1X, FS-212, FS-212AC, TS550D-LX, TS940D, TS940D-LX, TS940S, TS9040D, TS9040D-LX, VARIPLEX B, F01U110542

inner membrane picture：

NOTE :Due to different lighting when taking photos, the product allows for some color difference

4  PCS

1. Please make sure your payment account is available before you bid the item.

2. All payments should be cleared within 7days after you receive the item. If you really have difficulty in paying the item, please contact us firstly, we will help to solve it.

3.If you have any special request about the details of item, please leave a note in your order.

4.If youA large number of purchasing pls contact us ,will give you a best price

1. We can ship the products all the world.

2. DHL, TNT  FedEx,  EMS, China Post, singapore post ,Hongkong Post are all available. all have tracking number

3. The item will be sent out with 3days after receiving the payment.

4. Please make sure your delivery address and contact telephone number are correct when you bid the item.

5. You can track the situation of your product on website after they are shipped out.

1. One year guarantee.

2. If the item is defective upon receipt, it should be within 7days from the date of receipt for exchange a new one (Buyer should return all original and undamaged items under re-saleable condition).

3. We supply free repairing service within one year of purchase. For the first 1 month, we will pay one way shipping cost( from us to your location); After 1 month of purchase, the buyer need to pay two ways of shipping cost.