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A12 uses a specially designed horn dome tweeter horn channel unit, with a very light weight and high rigidity, divided small vibration, and excellent transient response. After the drive type is radiant, intermediate throat plus a cone-shaped phase plug to improve the ratio between the diaphragm area and throat area, which is increasing the compression ratio and efficiency, but also expanded the reproduction frequency band. Unit cover for the high-quality metal casting, in order to eliminate harmful resonance, after the diaphragm chamber with sound-absorbing material to reduce the rear cavity standing wave, improve the damping characteristics of the resonant frequency, as evidenced by the world's most sophisticated horn speaker design, the tweeter field enjoyment beyond imagination.
Specifications:
We send items to oversea all over the world by air (China Post Air Mail/DHL/ UPS/ FedEx/ EMS) and by sea, if you have any special service, please contact us freely at any time. We will reply you back in 24 working hours.
1: About Shipping
1) Package will be shipped within 3 working days after payment is confirmed, bulk orders maybe delayed more days.
2) Please double check your shipping address, including Postal Code, Phone Number. If there is any change, please let us know before making the payment.
3) We will not be responsible for any delay during delivery due to Custom Clearance of your country and weather condition, etc…
2: About Custom
1) We normally declare less shipment value for custom invoice for purpose to save extra taxes for customers, if you have any special demand about your custom invoice value or your country custom requirement, please let us know before shipment, so we can do our best for you!
2) If there are any import duties, taxes&charges of your country are not included in the item price or shipping charges. These charges are the buyer's responsibility, so please check with your local customs office to confirm what these additional costs will be.
3: After Service
1) If the items have any production problem, it can be exchange within 7 days of delivery, and all items must be returned in their original condition, buyer must pay return shipping fee for items, while the seller will pay resend shipping fee.
2) We do not allow any return without first requesting an order number & contacting us.
4: Feedback & Rating
We will work with you friendly till you are satisfied with our total service. We sincerely hope that you can leave us a 100% Positive Feedback with full 5 Stars.
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