S9 Specifications

Configuration Function DAC Chip AK4493EQ
DSD Native DSD64/128/256/512
PCM Support up to 768kHz/32Bit
Build Quality Aluminum-alloy CNC integration
Rear Cover Material Glass
Supported Systems Android, Windows, Mac OS, iPad OS
Please note: need to use Lightning cable with OTG function to support iOS
 
Transmission Interface Type-C  
Output Options Compatible with both single ended 3.5mm and balanced 2.5mm headphones 3.5mm stereo port, 2.5mm balanced port
Headphones with Mic Compatible
Power System No need to charge. Plug and play  
System Functions Firmware upgrade supported  

PERFORMANCE SPECIFICATIONS

Single-ended Headphone Output Rated Output Power 90mW+90mW @32Ω
Frequency Response 20-50kHz
Total Harmonic Distortion+Noise 0.002% (1kHz)
Signal-to-Noise Ratio 119dB
Channel Separation 79dB (@32Ω)
Output Impedance <1Ω
Balanced Headphone Output Rated Output Power 125mW+125mW @32Ω
Frequency Response 20-50kHz
Total Harmonic Distortion+Noise 0.0018% (1kHz)
Signal-to-Noise Ratio 117dB
Channel Separation 114dB (1kHz, A-weight, Rated Output)
Output Impedance <1Ω
Recommended Earphone Resistance Range 8-150Ω (Recommended)  
Material & Colors Aluminum alloy Black, Silver
Net Weight 11G  
What's in the box? S9 × 1 65cm Type-C to Type-C Cable × 1
10cm Type-C to Type-C Cable × 1 Type-C to USB-A Adapter × 1
User Manual × 1 Rear Clip × 1
Warranty Card × 1  
Comparison
Model No. S8 S9 S9 PRO
Product Type Split Style Split Style Split Style
DAC Chip CS43131 AK4493EQ ESS9038Q2M
Headphone Jack 3.5mm 3.5mm +2.5mm 3.5mm +2.5mm
Indicator Light NO YES YES
PCM24/192 YES YES YES
PCM32/384 YES YES YES
PCM32/768 NO YES YES
DSD64 YES YES YES
DSD128 YES YES YES
DSD256 YES YES YES
DSD512 NO YES YES
SNR

120dB

3.5mm PO: 119dB(@32Ω)
2.5mm BAL: 117dB(@32Ω)
3.5mm PO: 120dB(@32Ω)
2.5mm BAL: 119dB(@32Ω)
Channel Separation

78dB(@32Ω)

3.5mm PO: 79dB(@32Ω)
2.5mm BAL: 114dB(@32Ω)
3.5mm PO: 80dB(@32Ω)
2.5mm BAL: 118dB(@32Ω)
Total Harmonic Distortion+Noise

0.002% (1kHz)

3.5mm: 0.0018%@32Ω
2.5mm: 0.006% @32Ω
3.5mm: 0.0006%@32Ω
2.5mm: 0.0012% @32Ω
Output Power 2.5mm BAL: 120mW@32Ω 3.5mm PO:90mW@32Ω 2.5mm BAL: 200mW@32Ω 3.5mm PO: 100mW@32Ω
ASIO YES YES YES
PC Drive YES YES YES