Home / Products / X3 2nd gen
Model/Number X3(X3 2nd gen) X5 X3 X1
General Specifications
Color Titanium/Black/Gold Black Black Silver, Gold, Black, Blue
Dimensions 96.7 mm×57.7 mm×16.1 mm 67.6 mm×114 mm×15.6 mm 55 mm×109 mm×16 mm 96.7 mm×57.7 mm×14.1 mm
Weight 135 g 195 g 122 g 106 g
Display Screen 2.0" TFT screen, 320x240 pixels IPS 400×360 TFT 240×320 TFT 320×240
Line Out Standard 3.5mm Port (Shared line out/S/PDIF coaxial out) Standard 3.5mm headphone Port Standard 3.5mm headphone Port Standard 3.5mm headphone Port
Digital Out (Coaxial) Standard 3.5mm Port (Shared line out/S/PDIF coaxial out) Standard 3.5mm Headphone Port Standard 3.5mm Headphone Port N/A
USB DAC

Supporting up to 192kHz/24 bit and DSD (driver installation required)

Supports up to

192 kHz/24 bit

Supports up to

192 kHz/24 bit

N/A
Headphone Port Standard 3.5mm Headphone Port Standard 3.5mm headphone Port Standard 3.5mm headphone Port Standard 3.5mm headphone Port
Drive Ability 16~150 Ω 16~300 Ω 16~300 Ω 16~100 Ω
Volume Control 120 steps digital potentiometer 120 steps digital potentiometer 120 steps digital potentiometer 100 steps digital potentiometer
Treble N/A N/A -10 dB~+10 dB N/A
Bass N/A N/A -10 dB~+10 dB N/A
Equalizer 10-band equalizer (±6dB) 10-band equalizer (±6dB) 5-band equalizer (±6dB) 7-band equalizer (±6dB)
Balance 5 dB  5 dB 5 dB 5 dB
Gain 2.6dB(GAIN=L)
8.6dB(GAIN=H)
3.7 dB (GAIN=L)
9.2 dB (GAIN=H)
3.5 dB (GAIN=L)
9.5 dB (GAIN=H)
N/A
Internal Memory N/A N/A 8GB N/A
Expansion Memory (Maximum) 200 GB×1 400 GB (200 GB×2) 200 GB×1 200 GB×1
Partial Performance Parameters for Line Output
THD+N <0.001% (1 kHz) <0.0025% (1 kHz) <0.005% (1 kHz) < 0.003% (1 kHz)
Frequency Response 10 Hz~55 kHz (-3dB) 20 Hz~20 kHz 20Hz~20 kHz 10 Hz~45 kHz (-3dB)
Crosstalk >102 dB (10 KΩ/1 kHz) >100 dB (10 KΩ/1 kHz) >90 dB (10 KΩ/1 kHz) >100dB (10 KΩ/1 kHz)
SNR ≥114 dB (A-weighted) ≥115 dB (A-weighted) >108 dB (A-weighted) >110 dB (A-weighted)
Dynamic Range >110 dB >110 dB >104 dB >104 dB
Line Output Level 1.45 Vrms (10 KΩ/1 kHz) 1.5 Vrms (10 KΩ/1 kHz) 1.5 Vrms (10 KΩ/1 kHz) 1.5 Vrms (10 KΩ/1 kHz)
Partial Performance Parameters for Headphone Output
Output Power 1 >224 mW (16 Ω/THD+N<1%) >460 mW (16 Ω/THD+N<1%) >540 mW (16 Ω/THD+N<1%) >100 mW (16 Ω/THD+N<1%)
Output Power 2 >200 mW (32 Ω/THD+N<1%) >255 mW (32 Ω/THD+N<1%) >270 mW (32 Ω/THD+N<1%) >65 mW (32 Ω/THD+N<1%)
Output Power 3 >24 mW (300 Ω/THD+N<1%) >28 mW (300 Ω/THD+N<1%) >30 mW (300 Ω/THD+N<1%) >8 mW (300 Ω/THD+N<1%)
Frequency Response 10 Hz~55 kHz (-3dB) 20 Hz~20 kHz 20 Hz~20 kHz 10 Hz~45 kHz (-3dB)
SNR ≥113 dB (A-weighted) >115 dB (A-weighted) >105 dB (A-weighted) ≥110 dB (A-weighted)
Output Impedance <0.2 Ω(32Ω) <0.26 Ω(32Ω) <0.3 Ω(32Ω) <2 Ω(32Ω)
Crosstalk >74 dB (1 kHz) >75 dB (1 kHz) >75 dB (1 kHz) >70 dB (1 kHz)
THD+N <0.001% (1 kHz) <0.003% (1 kHz) <0.005% (1 kHz) <0.003% (1 kHz)
MAX Output Voltage 7.2 Vp-p >8 Vp-p >8 Vp-p >4.2 Vp-p
MAX Output Current >75 mA (For reference) >150 mA (For reference) >250 mA (For reference) >130 mA ( For reference)
Power and Battery
Power DC5V 2A recommended DC5V 2A recommended DC5V 2A recommended DC5V 1A recommended
Charge Display Red light indicates , green light turns on after fully charged Red light indicates , green light turns on after fully charged Red light indicates , green light turns on after fully charged Red light indicates , green light turns on after fully charged
Battery Display

Yes 

Yes Yes Yes
Battery Capacity 2600 mAh 3700 mAh 3100 mAh 1700 mAh
Battery Life ≥ 11 h (27Ω open earbuds; volume 58; display off; EQ off; Gain=L;MP3 44.1kHz/16bit ) >10 h (32Ω; normal volume with display off ) >10 h (32Ω; normal volume with display off ) >12 h (27Ω open earbuds; volume 39; display off; EQ off; MP3 44.1kHz/16bit )
Charging Time

<3 h (DC5V 2A recommended)

<4 h (DC5V 2A recommended)

<4 h (DC5V 2A recommended)

<4 h (DC5V 2A recommended)

Audio Formats Supported
Lossless:

DSD: DSD64, DSD128 (.iso&.dsf & .dff);
APE(Fast): 192 kHz/24 bit;
APE(Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;
FLAC: 192 kHz/24 bit;

AIFF: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA Lossless: 96 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

DSD: 2.8 MHz/1 bit (dff/dsf)
APE (Fast): 192 kHz/24 bit;
APE (Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;
FLAC: 192 kHz/24 bit;

AIFF: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA9.1 Lossless: 96 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

DSD: 2.8 MHz/1 bit (dff/dsf);
APE (Fast): 192 kHz/24 bit;
APE (Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;
FLAC: 192 kHz/24 bit;

AIFF: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA9.1 Lossless: 96 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

APE (Fast): 192 kHz/24 bit;
APE (Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;
FLAC: 192 kHz/24 bit;

AIFF: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA 9.1 Lossless: 48 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

Lossy Compression: MP3、AAC、WMA、OGG... MP3、AAC、WMA、OGG... MP3、AAC、、WMA、OGG... MP3、AAC、WMA、OGG...
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