General Information

Sennheiser, HD, headphones, earphones, PXC550, 4.50 BTNC, wireless, Bluetooth, how to pair with Avantree, connect, momentum, true wireless, HD1 M2 AEBT

1. Roku TV No Sound - How to Fix? 2. No Sound when watching Amazon Fire TV

Bluetooth and Wi-Fi devices use the same radio frequencies to communicate, so, they often interfere with one another and are prone to interference from other devices operating on the same frequencies. Please try this simple fix:1. Switch off the internet...

You could use the country selector in the top right corner to choose your shipping country. If you are not able to find your country/region, we are afraid that we cannot ship to your country.

The tracking number for the orders will be notified by email within 1-3 working days after delivery. (Note: For some orders from the US, EU, UK, CA, AU, we are not able to provide a tracking number due to FBA shipment. It usually will take 3-5 business...

You can not change the delivery address once you place the order unless cancel the current order and place a new order instead

There won’t be an “Add To Cart” or “Buy Now” button on the page when the product is out of stock, and you can not place an order.

You can contact our support team support@avantree.com for the specific delivery time and know when will the out-of-stock products be available.

All products bought from avantree.com are automatically registered. For orders purchasing from other marketplaces, our support team will contact you and confirm your registration manually by email when you can’t register successfully.

Generally, a new user can enjoy discounts after registration. If we have any promotion campaigns, you could find it easily on our home page.

Please check if you fill in the correct billing address firstly , or you can contact the bank If it shows “Error Code: 2046 declined, and try with another card or pay by PayPal.

If you want to buy some accessories on our site, you can search the accessory name in the search box and try to find what you want to buy. Or find related accessories on the product page.

Product Registration Link: https://avantree.com/product-registration If you’re not sure the order number for your Amazon/Walmart Order, you can follow this guide to find it out. Amazon order Method 1:    1. Login into Amazon and click the right-top...

RMA, replacement, warranty

If you have the problem of being redirected to the wrong store and unable to place an order when you visit avantree.com, the first thing you can try is to switch to another web browser. If that does not work, here are two methods for you to solve the...

 For the User Manual and the FAQs, please check from Here.

Has question about product registration? Please Check below.

If you have any questions about placing orders, shipping countries, tracking information, or others. Please check here for more information.

Where to buy from my country? Where is it ship from?

earbuds, clean, earwax, muffuled, diffrent volume level, one side sound