SHIPPING

We have warehouses located in the US, EU, Canada, and Australia; orders placed in other regions will be delivered via international shipping.

RETURNS

Free returns within 60 days of purchase date. Once we receive the item, a refund will be initiated immediately.

WARRANTY

All purchases from Avantree.com automatically comes with a 24-month warranty.

BULK DISCOUNTS

Discount prices will automatically
be reflected in the shopping cart

For same item orders:

• 5-9receive 5%   off order total
• 10-19receive 10% off order total
• 20+receive 15% off order total

Part 1. Power on and Connect

Categories
Part 1. Power on and Connect

Go to the full support page of the related products: C519M


1. Plug the C51 adapter into the USB-C port or the Micro-USB port (via the USB C to A adapter included) on your device to power on.

2.Turn ON the headphones - Hold the  button for 3s until you see the BLUE LED turn on. You will hear “Welcome to Avantree, connected”, and the LED indicator on both the C51 and the AS9M headphones will turn SOLID BLUE.

Note: This is a factory-paired SET, there’s No Need to pair them; just turn them on and they will auto-connect! 

* If your USB C device is >

Nintendo Switch: You should be able to hear audio through the headphones now.

Mac, PS4 and Windows Laptop: You’ll need to set Avantree C51 as the default Sound Output/Playback and input/Microphone device.

Please contact us at support@avantree.com if you have trouble setting up.

Go to full product support page of [C519M]