
Thông số kỹ thuật:
Weight : about 195g
Dimensions : about 124mm x 64mm x 16mm
Audio Input : standard 3.5mm Port (Shared Line / Coaxial/ Optical in)
Digital Coaxial Input Port standard 3.5mm Port (Shared Line / Coaxial/ Optical in)
Digital/Optical Input Port:Standard 3.5mm Port (Shared Line / Coaxial/ Optical in)
USB Port:11-pin Micro USB at the bottom side, for data exchanging and charging 5-pin Micro USB on the left side, for charging only by default(Can be interchanged via App)
Analog Input port(LO):Standard 3.5mm stereo jack
Headphone Output Port: Standard 3.5mm stereo jack
Balanced Output Port:2.5mm port
Recommended Headphone Impedance:16~150Ω(PO) ,16~300Ω(BAL)
Channel Balance:0.1 dB
Gain; Yes(High/Low)
Bass Boost: Up to 384kHz/32bit supported
Volume Control: Potentiometer(ADC Sampling)
Power Supply : DC5V 2A (Recommended)
Battery Capacity:3800 mAh
Charge Time:≤3.5 h DV5V 2A/ USB port on the side
Battery Life: 25 h (AUX IN) , 10h (OPT/COAX/USB/ Bluetooth IN)
Charging Indicator : Red light flashes when being charged,Red light goes off after fully charged
Low Battery Warning:Red light flashes twice every 3 seconds
Bluetooth : Bluetooth 4.2, supports aptX, AAC, SBC
Sampling Rate Supported Up to 384kHz/32bit USB IN/ 92KHz/24bit COAX IN/ 96KHz/24bit OPT IN/ DSD Support USB IN, DSD64/128/256
Chips Used; DAC: AK4490EN * 2 , USB: XMOS XU208 , Bluetooth CSR8670 , LPF OPA1642×2 Volume IC NJW1195 OP+AMP AD8620+OPA926
Line output specifications
THD+N :0.001% (1 kHz/10kΩ)
SNR :≥115 dB (A-weighted)
Frequency Response:5 Hz~90 kHz -3dB
Channel Separation:97 dB (1 kHz)
AM3A Headphone out specifications (3.5mm headphone out jack)
Output Power 1 ≥230 mW 16Ω / THD+N 1%
Output Impedance 1.4Ω (32Ω loaded)
Output Power 2 ≥160 mW 32Ω /THD+N 1%)
Channel Separation ≥73 dB (1 kHz AUX IN)
Output Power 3 ≥24 mW 300Ω / THD+N 1%)
THD+N : 0.001% (1 kHz)
Frequency Response: 5 Hz~50 kHz -3dB
Peak Output Voltage : 6 Vp-p
SNR:≥115 dB (A-weighted)
Max. Output Current:150mA (For reference)
Max. Input Level:3.8 Vrms
Balanced headphone out specifications (2.5mm TRRS headphone out jack)
Output Power 1 ≥470 mW 16Ω / THD+N 1%)
Output Impedance : 2Ω (32Ω loaded)
Output Power 2 ≥440 mW32Ω /THD+N 1%)
Channel Separation ≥99 dB (1 kHz AUX IN)
Output Power 3 ≥93 mW 300Ω / THD+N 1%)
THD+N : 0.001% (1 kHz)
Frequency Response :5 Hz~50kHz -3dB
Peak Output Voltage:10.5 Vp-p
SNR ≥115 dB (A-weighted)
Max. Output Current:150 mA (For reference)
Max. Input Level:3.8 Vrms
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