General Specifications
Model/Number X3(X3 2nd gen) Headphone Port Standard 3.5mm Headphone Port
Color Titanium Drive Ability 16~150 Ω
Dimensions 96.7 mm×57.7 mm×16.1 mm Volume Control 120 steps digital potentiometer
Weight 135 g Equalizer 10-band equalizer (±6dB)
Display Screen 2.0" TFT screen, 320x240 pixels Treble N/A
Line Out Standard 3.5mm Port (Shared line out / S/PDIF coaxial out) Bass N/A
Digital Out (Coaxial) Standard 3.5mm Port (Shared line out / S/PDIF coaxial out) Balance 5 dB
USB DAC Supporting up to 24bit / 192kHz and DSD (driver installation required) Gain 2.6dB(GAIN=L)

Partial Performance Parameters for Line Output

THD+N <0.001% (1 kHz) SNR ≥114 dB (A-weight)
Frequency Response 20 Hz~20 kHz Dynamic Range >110 dB
Crosstalk >102 dB (10 KΩ/1 kHz) Line Output Level 1.45 Vrms (10 KΩ/1 kHz)
Partial Performance Parameters for Headphone Output
Output Power 1 >224 mW (16 Ω/THD+N<1%) Output Impedance <0.2 Ω(32Ω)
Output Power 2 >200 mW (32 Ω/THD+N<1%) Crosstalk >74 dB (1 kHz)
Output Power 3 >24 mW (300 Ω/THD+N<1%) THD+N <0.001% (1 kHz)
Frequency Response 20 Hz~20 kHz MAX Output Voltage >7.2 Vp-p
SNR ≥113 dB (A-weighted) MAX Output Current >75 mA (For reference)
Power and Battery

DC5V 2A recommended

Battery Capacity 2600 mAh
Charge Display Red light indicates , green light turns on after fully charged Battery Life >11 h (32Ω; normal volume with display off )
Battery Display Yes (Accurate battery % readings)) Charging Time <3 h (DC5V 2A)
Audio Formats Supported

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

Lossy compression: MP2、MP3、AAC、ALAC、WMA、OGG...


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