The Fosi Audio SK02 is a compact and powerful headphone amplifier that delivers outstanding audio performance through a high-resolution DAC and op-amp. It supports DSD256 and PCM 32bit/384kHz, making it ideal for audiophiles and people seeking high sound quality. With both balanced and single-ended headphone output, as well as an impressive SNR of 120dB, the SK02 can drive headphones with impedances from 16Ω to 300Ω and provides a powerful sound experience. A replaceable volume button also adds a personal touch.
Specifications:
- DAC: ESS SABER ES9038Q2M
- Op-amp: SGM8262
- Support for: DSD256, PCM 32bit/384kHz
- SNR: 120dB
- Soda floor: 3.7μV
- THD: ≤ 0.001%
- Balanced output power (4.4 mm): 1100 mW at 32Ω
- Input: USB-C, OPT
- Outputs:
- 3.5 mm (single-ended):
- High Gain: 280mW@32Ω, 130mW@64Ω, 40mW@250Ω, 30mW@300Ω
- Low Gain: 90mW@32Ω, 50mW@64Ω, 15mW@250Ω, 10mW@300Ω
- 4.4 mm (balanced):
- High Gain: 1100mW@32Ω, 550mW@64Ω, 150mW@250Ω, 120mW@300Ω
- Low Gain: 350mW@32Ω, 180mW@64Ω, 50mW@250Ω, 40mW@300Ω
- Frequency range: 20Hz-20kHz (±0.02dB)
- Headphone impedance: 16-300Ω
- PC-USB Sampling Rate: 32Bit/384KHz DSD256
- OPT Sampling Rate: 24Bit/192KHz
- Power supply: 5V, USB Type-C
Content:
- Fosi Audio SK02 Headphone Amplifier x1
- 2-in-1 USB-A/C to USB-C cable x1
- User manual x1
Dimensions:
- Size: 121 x 51 x 43 mm
- Weight: 380g
