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Item specifics
  • Model Number: NX3
  • Output Type: RCA
  • Package: YES
  • Channels: 1
  • Output Power: 103mW
  • Type: Mini Amplifier
  • Input Type: RCA
Product Description

Topping NX3 HiFi Portable Headphone Amplifier with TPA6120A2 Chip



Innovation Power Supply Design

USB intelligent Charging
By internal NX3 it\'s a 2400mAh large-capacity litchium polymer battery,charging 0.5hour,it can work 5 hours.
220V working voltage can give full play to the op-amp and guarantee the good performance. NX3 is able to drive high impedance headphones which enough dynamic level range
NX-3 can adapt to the charge output of computer USB port and varitey of plugs. It automatically adjust the suitable charging current with the fastest speed to supplement the battery.







Weight: 145g 
Min THD+N:0.0018%
Dimensions: 66mmx108mmx13mm
Battery: 2400mAh Rechargeable
Frequency Response: 10Hz-100KHz 
Output Power: 103mW (RL=16Ω,THD+N=1%)
98mW (RL=32Ω,THD+N=1%) 
30mW (RL=250Ω,THD+N=1%) 
Suitable Headphone Impedance: 16-300Ω
SoundCard: PCM2704 HI-FI USB SPDIF






1*NX3 Headphone

1*Audio Cable

1*USB Cable

1*Silicone Band




Company Information






Can you change the voltage and plug?Our voltage is 110V or 220V,and our plug is EU,US or others.
Yes,we will change the voltage and plug according to your shipping address.



Hi seller,I bought one device from your shop before,but it is broken now under warranty,can you help me repair it?

Yes,please send the defective device or wrong device to our Chinese address(please contact our salesman).
Once we received it,we will send you the new replacement or refund immediately.



I bought your product 7 years ago,but it\'s broken now,can you repair it?
Oh...Dear friend,our warranty is 1 year,would you like have a try of the newest one?



4.Shenzhen Shop

Hi,brother,I am going to Shenzhen,China,can I visit your shop?
Yes,my friend,welcome to our shop,and it would be better if you could inform us in advance,so I can prepare your expected products.

Shop address: 4F9,No.3018,Gume,Wanshang Electric City,Huaqiang north road,Futian zone.Shenzhen,China.


5.Free shipping

Hope you could read the FAQ before shopping.

If the weight of the parcel is less than 2KG,we will ship it to you via Singpore post or some other fast shipping methods.

If the weight of the parcel is more than 2KG,we will use shipping method according to your country,not 100% same as your choice.


6.Wholesale service

Dear friend,we want to buy your products in bulk,can you offer me wholesale price?

Of course,please leave us a message or send us an email,we will quote for you,email:sell(at)

Packaging Details
  • Unit Type: piece
  • Package Weight: 0.5kg (1.10lb.)
  • Package Size: 7cm x 10cm x 3cm (2.76in x 3.94in x 1.18in)
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Packaging Details
  • Unit Type: piece
  • Package Weight: 0.5kg (1.10lb.)
  • Package Size: 7cm x 10cm x 3cm (2.76in x 3.94in x 1.18in)
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