Sonion 33AJ007i/9 Dual Bass Driver

 

 

Miniature magnetic receiver (balanced armature type) for use in.
Hearing Instruments and Advanced Audio applications.

Sonion 3300 series, Parallel impedance is 12ohms, same as TF10 woofer series, but different model, different frequency. The low frequency is approx. 5DB higher than Knowles DTEC and 33a007 at 100Hz. But TF10 woofer BA is 5DB higher than 3300, And TF10 woofer BA drivers are 12 ohms in series. 3300 is connected in series 48ohms, so it is recommended to use in parallel.

Note please, there is a microhole in the pad of this driver, be careful not to block when soldering and installing.

Sonion 3300 series are the same as Knowles DTEC series. 33AJ007i/8 and 33AJ007i/9 have better bass than other 3300 models.

 

 

 

 

 

 

 

Notice

 

Please wire touch unit contacts for test before install it. Replacements or refund are not available once drivers been soldered.

 

FAQ

 

1. Q: Do you accept OEM/ODM orders?

    A: Yes, customized products are available on requests

 

2. Q: Can I get your sample before placing order or mass production? Is sample free?

    A: Yes, Plain sample & stock sample are usually free of charge but freight collect. Printed sample is charged, depending on your design. Sample cost will be refunded to your official order.

 

3. Q: How about the delivery time?

    A: Flexible lead time. Generally, it takes 5 to 15 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

 

4. Q: Do you provide drop shipping service?

    A: Yes, we keep certain quantity safety inventory for most products we provide. Drop shipping is available regarding to customer's request

 

5. Q: Can you provide after sales service?

    A: Sure. Usually the warranty time is one year. Any queries, please kindly let us Know, we are glad to keep in touch with you.