NX2    Portable headphone amplifier with built-in 16bit 48kHz USB DAC
 
  Features
 

Approx 100h playback time
Built-in 16bit 48kHz USB DAC, Support Android 4.0 and higher smart phones (Some models does not support)
Approx 9.2CM x 5.9CM x 0.9CM small size
Complies with CE, ROHS and FCC

HIFI Electronic Components:
ALPS Potentiometer
WIMA Capacitance

  User's manual download
  Specifications
Analog input 1 x 3.5mm
Headphone output 1 x 3.5mm
Playback time Approx 100 hours
Net weight Approx 71g (unit only)
Dimensions Approx 9.2CM x 5.9CM x 0.9CM
Includes 1 x NX2
1 x Audio cable
1 x USB cable
2 x Silicone band
5 x Velcro
1 x User's manual
Suitable Headphone Impedance 16-300Ω
Maximum output power 100mW (RL=32Ω, THD+N=1%)
Maximum output voltage swing 8.2Vpp
Minimum THD+N 0.001% (RL=150Ω, Pout=10mW)
THD+N(@1kHz) 0.009% (RL=150Ω, Pout=10mW)
Frequency response 20-20kHz±0.2dB
Input sensitivity 1.55Vrms
Noise <10μV
Gain(@1kHz) +6dB
SNR 105dB