Topping NX3 HiFi Portable Headphone Amplifier with TPA6120A2 Chip

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    US $70.99
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    US $65.98
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    US $55.98
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Overview
Quick Details
Brand Name:
Topping
Model Number:
NX3
Type:
Mini Amplifier
Channels:
3 (2.1)
Place of Origin:
Guangdong, China (Mainland)
Product Name:
Topping NX3 HiFi Portable Headphone Amplifier
Weight:
145g
Working hours:
25h
S/N:
108db(RL=250Ω,GAIN=L)
Minimum distortion:
0.0018%
Output voltage swing:
8.3Vpp
Audio in interface:
1 x 3.5mm
Digital Noise Floor:
<9μV(GAIN=L)
Headphone output interface:
1 x 3.5mm
Suitable Headphone Impedance:
16-300Ω

 

Topping NX3 HiFi Portable Headphone Amplifier with TPA6120A2 Chip

NOTE: Click Here for Buying Sample in Our AliExpress Retail Store

 

Products

Topping NX3 HiFi Portable Headphone Amplifier with TPA6120A2 Chip

 

 

 

 

 

Specification

Maximum Output Power: 

103mW (RL=16Ω,THD+N=1%)

98mW (RL=32Ω,THD+N=1%) 

30mW (RL=250Ω,THD+N=1%) 

Typical distortion(@1kHz):

0.0031%(RL=32Ω,Pout=5mW)

0.0032%(RL=32Ω,Pout=20mW)

Gain(@1kHz):+6dB(GAIN=L);+12dB(GAIN=H)

Input Sensitivity:1Vrms(GAIN=L);0.52Vrms(GAIN=H)

Dimensions(contained out part): 66 x 108 x 13 mm

Frequency range:10-100kHz(Flatness20-20kHz±20dB)

 

 

 

 

 

 

 

 

 

 

 

 

Features

Aluminum shell,although automatically produced in thehigh accurate processing center,

it also need 46 technology from Aluminum block to finished product.

The two color appearance,was produced with polishing technoloy to get the effect

which is the same as MACBOOK air.

Low Power alert

When low battery,NX3 power source light will turn red to remind you to charge,and the remaining power can support the  machine for 0.5 hour.

Double channel intelligent charge(patent)no matter 0.5A output of PC USB socket or 1A 

output of phone charger.

NX3 can identify and automatically charge with signal channel(0.5A) 

or double channel(1A).

When use 1A,the charging time is less than 4 hours.

It will matching 1A charging current when the output of charger is 

more than 1A.

 

 

 

 

 

 

Description

Innovation Power Supply Design With DAC Decoder

USB intelligent Charging

By internal NX3 it's a 2400mAh largecapacity litchium polymer battery,charging 0.5 hour,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.