Balanced armature unit: 1 Knowles customized medium-high frequency independent balanced armature, 2 Knowles customized ultra-high frequency independent balanced armature
Frequency response: 5-40kHz
Sensitivity: 109dB ± 2dB at 1kHz
Distortion: <0.5% at 1kHz
Impedance: 13 ohms
Cable: High purity single crystal copper silver-plated Litz cable
Cable length: 1.2 m
Pin: Expandable MMCX standard pin
Package
DK 2001 earphone
3.5mm single-ended plug
3.5-6.35 adapter plug
4 pairs balanced eartips (black color, balanced for universal (orange earphones' are orange color)
3 pairs transparent eartips (gray color, make the sound transparent and beautiful)
3 pairs vocal eartips(red color, enhance medium-low frequency performance, fit for popular and vocal.)
1 pair memory foam eartips (black foam eartips, enhance sound insulation and low frequency performance, will affect part of high frequency transparency.)