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TOPPING NX3s Portable Headphone Amplifier

Regular price $109.00

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Topping NX3S Fast & Free from Australia, Full Local Warranty & Support

Spec:

Measured:10.7cmx 6.6cmx 1.36cm
Weight: 157g(Unit only)
Color:Full black/Full silver
Power input:DC5V1A(PC's USB 0.5A is OK too)
Line In/Out:3.5mm
Headphone output:3.5mm
Battery capacity:2400mAh
Charge time:<4H
Playback time:>18H
Power LED:Blue light (it lights red when power is too low)
Charge LED:Light red (slow) or Light orange (fast) when NX4 DSD is charging; Light green when charge is completed.

THD+N
@A-weighting:
<0.0017% @ 1kHz Output=273mW(32Ω)
<0.0025% @ 20-20kHz Output=273mW(32Ω)
<0.0003% @ 1kHz Output=50mW(300Ω)
<0.0008% @ 20-20kHz Output=50mW(300Ω)

SNR 
@A-weighting: >120dB @ 1kH
Frequency Response:20Hz-200kHz(10.55dB)
Output Level:11.5Vpp @ 32ΩGain=L,Bass=OFF
15 Vpp @ 300ΩGain=L ,Bass=OFF
Noise:<25uVrms @ Gain=L
<6.5uVrms @ Gain=H
Channel Crosstalk:-90dB @1kHz
Channel Balance:0.04 dB
Gain:0dB/8 .8dB
BASS:0dB/4dB(70Hz)
Output Power:545mW x 2 @ 32Ω THD+N<1%
100mW x 2 @ 300Ω THD+N<1%
Adapter lmpedance:16-300Q

Contents list:
NX3s *1
USB charge cabbie *1
3.5mm cable *1 
Velcro *5 pair
Rubber band *2
User's manual *1
Warranty card *1
Rubber pad *1