RightMark Audio Analyzer test report

Testing device iPhone 7+NePLAYER_96kHz
Sampling mode 24-bit, 96 kHz
Interface  
Testing chain External loopback (line-out - line-in)
RMAA Version 6.4.5
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change 1.6 dB / 1.6 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity correct/correct



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.02, -0.15
Very good
Noise level, dB (A)
-84.2
Good
Dynamic range, dB (A)
84.2
Good
THD, %
0.00265
Excellent
THD + Noise, dB (A)
-77.9
Average
IMD + Noise, %
0.018
Very good
Stereo crosstalk, dB
-70.6
Good
IMD at 10 kHz, %
0.017
Very good
General performance
 
Good



Frequency response

Spectrum graph

 
Left
Right
From 20 Hz to 20 kHz, dB
-3.25, +0.02
-3.25, +0.02
From 40 Hz to 15 kHz, dB
-0.15, +0.02
-0.14, +0.02



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-82.9
-82.8
RMS power (A-weighted), dB
-84.3
-84.1
Peak level, dB FS
-64.6
-63.8
DC offset, %
-0.0
+0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+83.0
+82.9
Dynamic range (A-weighted), dB
+84.1
+84.2
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
0.00264
0.00266
THD + Noise, %
0.01464
0.01465
THD + Noise (A-weighted), %
0.01256
0.01283



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
0.01775
0.01731
IMD + Noise (A-weighted), %
0.01524
0.01553



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-68
-70
Crosstalk at 1000 Hz, dB
-69
-70
Crosstalk at 10000 Hz, dB
-69
-69



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.01698
0.01692
IMD + Noise at 10000 Hz,
0.01680
0.01702
IMD + Noise at 15000 Hz,
0.01809
0.01788