X3 Mark Ⅲ

229.00

Κωδικός προϊόντος: X3 Mark Ⅲ Κατηγορίες: ,

Περιγραφή

Τεχνικά Χαρακτηριστικά

General Specifications
Model/Number X3 Mark III/ FX3321 Color Available Red/Black
Dimensions 114mm×59 mm×12.8 mm Weight 126 g
Headphone Impedance Range 16~150 Ω Volume control type 120 steps digital potentiometer
Display Screen TFT 320×240 Equalizer 10-band equalizer (±6dB)
Treble N/A Bass Boost N/A
Balance 5 dB Gain Selection High/Low
Headphone out (PO/LO/COAX Out) 3.5mm headphone output jack Analog Audio Output Jack(PO/LO/COAX Out) 3.5mm headphone output jack
Digital Coaxial Out (PO/LO/COAX Out) 3.5mm headphone output jack Balanced Output Supported (2.5mm balanced headphone jack)
USB DAC Up to 192kHz/24bit supported  Bluetooth  Bluetooth V4.1
Chips used

SoC: JZ4760B,   DAC: PCM5242 *2,    LPF: OPA2140,    OP:  OPA1622

Partial Performance Parameters for Line Output
THD+N ≤ 0.002% (1 kHz) SNR ≥113 dB  (A-weighted)
Frequency Response 5 Hz~70 kHz (-3dB) Dynamic range ≥107 dB
Crosstalk ≥ 103 dB (10 KΩ/1 kHz) Line output Level 1.9 Vrms (10 KΩ/1 kHz)
Partial Performance Parameters for Headphone Output
Output Power 1 > 120 mW (16 Ω/THD+N<1%) Output Impedance <1.4Ω(32Ω loaded)
Output Power 2 ≥ 160 mW (32 Ω/THD+N<1%) Crosstalk ≥69 dB (1 kHz)
Output Power 3 ≥ 15 mW (300 Ω/THD+N<1%) THD+N ≤ 0.002% (1 kHz)
Frequency Response 5 Hz~70 kHz (-3dB) MAX output voltage >6.5 Vp-p
SNR ≥112 dB (A-weighted) MAX output current >145 mA(For reference)
Balanced headphone out specifications (2.5mm TRRS headphone out jack)
Output Power 1 > 110 mW (16 Ω/THD+N<1%) Output Impedance <1.2Ω(32Ω loaded)
Output Power 2 ≥ 190 mW (32 Ω/THD+N<1%) Crosstalk ≥97 dB (1 kHz)
Output Power 3 ≥ 20 mW (300 Ω/THD+N<1%) THD+N ≤ 0.003% (1 kHz)
Frequency Response 5 Hz~70 kHz (-3dB) MAX output voltage >7.1 Vp-p
SNR ≥112 dB (A-weighted) MAX output current >145 mA(For reference)
Power and Battery
Power Recommend DC5V 2A Battery Capacity 2350 mAh
Charge Display Red light indicates , green light turns on after fully charged Battery Display Yes
Charging Time <3 h (DC5V 2A)
Battery Life Test Conditions
3.5mm headphone output:≥10 h
Screen OFF Load M3 open earbuds (27 Ω)
Volume 61 EQ OFF
Test File MP3 44.1kHz/16bit (Download link)
2.5mm TRRS balanced headphone output:≥10 h
Screen OFF Load  32 Ω
Volume 59 EQ OFF
Test File MP3 44.1kHz/16bit (Download link)
Audio Format Supported
Lossless:

DSD:DSD64(.iso, .dsf和.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/32 bit;
Aiff:192 kHz/32 bit;
Aif:192 kHz/24 bit;
WMA Lossless: 48 kHz/24 bit (to be supported by future update);
Apple Lossless: 192 kHz/24 bit;

 

Lossy compression:

MP3、AAC、WMA、OGG….

Frequency Response diagram of curves 1.
Test condition:play -5 dB sinusoidal signal,  Lineout(10kΩ loaded)
Blue curve: Left channel , Red curve: Right channel

Frequency Response diagram of curves 2.
Test condition:play -5 dB sinusoidal signal, VOL=MAX,Headphone output(33 ohms loaded)
Blue curve: Left channel , Red curve: Right channel

Frequency Response diagram of curves 3.
Test condition:play -5 dB sinusoidal signal, VOL=MAX,2.5mm TRRS balanced output
Blue curve: Left channel , Red curve: Right channel

Distortion diagram of curves 1.

Test condition:play -5 dB sinusoidal signal,Line output

 

Distortion diagram of curves 2.

Test condition:play -5 dB sinusoidal signal,headphone output

Distortion diagram of curves 3.

Test condition:play -5 dB sinusoidal signal,2.5mm TRRS balanced output