Name / Model No. |
M5 |
Operating System |
Linux |
CPU model |
Ingenic X1000E |
No. of cores |
Single |
CPU operating frequency |
1GHz |
DAC |
AK4377 |
Special features |
1. All bluetooth receive codec+Lossless bluetooth transmit 2. Recording+Bluetooth phone call 3. Gesture operation 4. Step counter 5. Custom screen orientation 6. USB Audio 7. USB DAC 8. Multi-style lock screen clock display 9. Use with watchband 10. Supports PO/LO/Spidf output |
User interface |
Customized |
Chips used |
Soc:Ingenic X1000E ; DAC:AK4377 ; Bluetooth chip:CSR8675 |
Connectivity |
Bluetooth |
4.2 |
Bluetooth transmit |
SBC/aptX/LDAC |
USB |
TYPE C Two-way USB2.0 |
Bluetooth receive |
SBC/AAC/aptX/aptX HD/LDAC |
Display screen |
Display size |
1.54 |
Number of colours |
262K |
Display type |
IPS TFT |
Viewable angle |
Full-view |
Resolution |
240×240 |
Pixel density(PPI) |
220.4 |
Touchscreen |
Single-touch |
|
|
Storage |
RAM |
64MB |
Storage card |
Micro SD |
Maximum storage expansion |
Theoretically 2TB (only one micro SD card slot) |
|
|
Buttons and ports |
Buttons |
Physical button+Touch screen |
Headphone out (PO) |
3.5 mm headphone jack |
Line out (LO) |
3.5 mm port(shared PO) |
SPDIF output |
3.5 mm port(shared PO) |
USB |
Two-way TYPE C USB2.0(Charging/Data transmisson/USB DAC/USB Audio) |
|
|
General |
Color |
Black, Red, Blue, Silver, Titanium |
Dimensions |
45.3*42*13.7mm |
Weight |
38g |
Volume control |
60 steps +/- button control |
Recommended headphone impedance |
16~100Ω |
Equalizer |
5-band EQ (±6dB), 7 presets+custom preset |
Balance control |
±5dB |
PO |
Up to 384kHz-32bit/DSD128 |
Spdif |
Up to 176.4kHz-24bit/DSD64 |
USB DAC |
Up to 384kHz-32bit/DSD128 |
USB Audio |
Up to 384kHz-32bit/DSD128 |
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|
Power specifications |
Battery |
3.7V Li-polymer battery |
Battery capacity |
550mAh |
Charging indication |
Status bar indication, Shutdown charging indication |
Charging time |
<2.5h |
Battery indication |
Status Bar Battery indicator |
Deep sleep time |
22 days |
Battery Life & Test Conditions |
3.5mm headphone output:>10.5h |
Volume |
24 |
Load |
M3 open earbuds (27 Ω) |
Screen |
OFF |
Test File |
MP3 44.1kHz/16bit |
Bluetooth transmit:>12h(SBC) |
Volume |
24 |
Load |
BTR1 |
Screen |
OFF |
Test File |
MP3 44.1kHz/16bit |
Bluetooth receiving:13.5h(SBC) |
Volume |
50 |
Load |
M3 open earbuds (27 Ω) |
Screen |
OFF |
Test File |
MP3 44.1kHz/16bit |
Others |
Firmware Upgrade |
Supports via zip file |
Clock |
Yes |
Recording |
Yes |
Step counter |
Yes |
Headphone out specifications 1(3.5mm port) |
Output power 1 |
≥42mW(16Ω / THD+N<1%) |
Output impedance |
<0.5Ω |
Output power 2 |
≥24mW(32Ω / THD+N<1%) |
THD+N |
<0.003%(1kHz/32Ω) |
Output power 3 |
≥2.7mW(300Ω / THD+N<1%) |
Separation |
74dB |
Frequency response |
5~90KHz(-3dB) |
SNR |
≥118dB |
Noise floor |
<2.5μV |
|
|
File format support |
Lossless: |
DSD:DSD64,128(“.iso”“.dsf”,“.dff”) APE(Fast): 384 kHz/24 bit APE(Normal): 96 kHz/24 bit APE (High): 96kHz/24 bit APE (Extra High): not supported APE (Insane): not supported FLAC: 384kHz/24 bit WAV: 384 kHz/32 bit Aiff:192 kHz/32bit Aif:192 kHz/24 bit WMA Lossless: 96 kHz/24 bit Apple Lossless: 192 kHz/24 bit |
Lossy compression: |
MP3,OGG,WMA,AAC… |