| General Specifications |
| Name/Model |
DM13 |
Hardware solution |
SoC: CS6137, Op-amp: SGM8262*2, DAC: CS43198*2 |
| Output mode |
PRE OUT/USB OUT/SPDIF OUT/BLUE OUT |
Color |
Silver, Black, White, Red, Transparent cover |
| Dimensions |
About 137.5×144.7×28.7mm |
Weight |
About 450g |
| Display |
1.5-inch LCD |
Volume control |
Physical button |
| Bluetooth transmission |
Supports SBC/aptX/aptX Low Latency/aptX HD |
CD mechanism |
Custom mechanism |
| Laser pickup |
Custom laser pickup |
Adaptive impedance |
PO: 8~150Ω, BAL: 8~350Ω |
| Buttons and Ports |
| Buttons and Ports |
Physical buttons (Power on/off*1+ Play/Pause*1 + Previous track*1 + Next track*1 + Volume up*1 + Volume down*1 + Multifunction button*1) |
USB |
Type-C USB*2 (POWER IN*1+USB AUDIO*1, charging/data transfer) |
| Headphone output |
Standard 3.5mm port |
Single-ended line output |
Standard 3.5mm port |
| Balanced headphone output |
Standard 4.4mm port |
Balanced line output |
Standard 4.4mm port |
| Coaxial/Optical output |
Standard 3.5mm port (shared LO) |
Slide switch |
ESP switch*1+D.MODE switch*1 |
| Power Supply Parameters |
| Power supply |
DC 5V/≥2A |
Charging time |
About 2.5h (5V 2A adapter) |
| Battery life and test conditions |
| 3.5mm headphone out: ≥10h |
| Audio input |
Local CD playback |
ESP switch |
OFF |
| Volume level |
32 |
D.MODE switch |
OFF |
| Display status |
OFF |
Load |
32Ω |
| 4.4mm headphone out: ≥10h |
| Audio input |
Local CD playback |
ESP |
OFF |
| Volume level |
26 |
D.MODE switch |
OFF |
| Display status |
OFF |
Load |
32Ω |
| Audio Parameters |
| Parts of performance and parameters of headphone output |
|
Output power |
L+R≥270mW+270mW (16Ω, THD+N＜1%) |
Output impedance |
<1Ω |
| L+R≥180mW+180mW (32Ω, THD+N＜1%) |
THD+N |
≤0.0025% (1kHz/0dB@32Ω) |
| L+R≥20mW+20mW (300Ω, THD+N＜1%) |
SNR |
≥120dB (A-weighted) |
| Crosstalk |
≥77dB (1kHz@32Ω) |
Noise floor |
≤2.4μV (A-weighted) |
| Frequency response |
20Hz~20kHz: attenuation<2.3dB |
Peak output voltage |
7Vp-p |
| Parts of performance and parameters of line output |
| THD+N |
≤0.0026% (1kHz/0dB@10kΩ) |
SNR |
≥113dB (A-weighted) |
| Crosstalk |
≥105dB (1kHz@10kΩ) |
Noise floor |
≤4.3μV (A-weighted) |
| Frequency response |
20Hz~20kHz: attenuation<2.3dB |
Line output level |
2.5Vrms |
| Parts of performance and parameters of balanced headphone output |
| Output power |
L+R≥620mW+620mW (16Ω , THD+N＜1%) |
Output impedance |
<1.5Ω |
| L+R≥660mW+660mW (32Ω, THD+N＜1%) |
THD+N |
≤0.0024% (1kHz/0dB@32Ω) |
| L+R≥80mW+80mW (300Ω, THD+N＜1%) |
SNR |
≥124dB (A-weighted) |
| Crosstalk |
≥120dB (1kHz@32Ω) |
Noise floor |
≤2.8μV (A-weighted) |
| Frequency response |
20Hz~20kHz: attenuation<2.3dB |
Peak output voltage |
14 Vp-p |
| Parts of performance and parameters of balanced line output |
| THD+N |
≤0.0022% (1kHz/0dB@10kΩ) |
SNR |
≥124dB (A-weighted) |
| Crosstalk |
≥106dB (1kHz@10kΩ) |
Noise floor |
≤3μV (A-weighted) |
| Frequency response |
20Hz~20kHz: attenuation<2.3dB |
Line output level |
5Vrms |
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