DUNU 3.5mm Impedance Plug
DUNU 3.5mm Audio headphone Jack Adapter Converter Impedance Plug
Adapter is used to reduce low noise and protect hearing. It is suitable for earphones with high sensitivity and low impedance, effectively increasing the low frequency and lowering the high frequency. It can also reduce the volume and protect the hearing, but the front end (player) volume will not decrease.
75Ω : Mobile Phone/Desktop computer/laptop /MP3/Lossless player /Portable Amplifier（Output power＜500Mw）
150Ω : Portable Amplifier（Output power＜500Mw）
Green pins: 75 ohm
White pins: 150 ohm
Length: about 4.8CM
Plug: 3.5mm gold-plated
Due to the impact of the COVID-19 pandemic, global international shipping will delays. The delay at our Hong Kong post office is very serious, so we have changed to other fastest or most efficient international shipping. Now the normal estimated delivery time may be delayed by about 1-2 weeks. In some countries where is higher free-tax rate, we will provide free courier service as much as possible.
All listed items will be shipped though Registered Airmail with tracking number if there is no extra shipping method option listed or shipping description in the product page.
Economy shipping: Will be shipped without tracking number.
Registered Airmail : Will be shipped via such as Hong Kong post , Deutsche Post , Netherlands Post , Singapore Post, you can leave us a message if you have any requirement about the shipping method .
It will be shipped via Hong Kong Post by default, Europe countries can choose to be shipped via Deutsche Post or Netherlands Post, it is also FREE, pls leave us a message if needed.
Express service: Will be shipped via DHL/EMS/UPS/FedEx