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

How to Tuning the PHA10

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How to Tuning the PHA10

Go to the full support page of the related products: PHA10


The PHA10 enable one to further personalize the sound based on your actual needs. It comes with 3 “tuning” panels that allow you to further adjust the volume to a level of your liking.

MPO: If the volume is still too low/high even after adjusting via the volume control, you may turn this knob using the screwdriver to tune the volume level.

NH: If you find the environmental noise too loud, you may turn this knob using the screwdriver to adjust the “noise filtering”.

NL: If you still find it hard to pick up conversations, you may turn this knob using the screwdriver to tune the “conversation pick up".

Go to full product support page of [PHA10]