Fosi Audio Q1 USB HiFi DAC Headphone Amplifier

• USB DAC Decoding Chips, ESS9018K2M DAC professional chip decodes high sampling rate formats with a high signal-to-noise ratio and low distortion.

• 192KHz/24bit audio output, retain pristine audio fidelity in an authentic for more powerful sound.

• 16-300ohm stereo headphone impedance high-bandwidth range covers 20hz - 80Khz. Ensures high pitch, mid-range, bass can perform perfect high-quality sound.

• Ultra-low power, multi-mode dynamic power management. Support OMTP/CTIA two earphone system automatic identification.

• Supports most type c mobile phone/computer tablets and other terminal devices above Android 5.1. Compatible with ios 10 or later system.

Specification:

• Input port: Micro USB

• Output port: 3.5mm Audio Jack

• Total Harmonic Distortion (THD): s0.002%

• SNR: 115dB

• THD+N=0.0003%

• Sampling Rate: 44.1-192 kHz

• Bit Rate: 16-24 Bit

• Output power: 130mW in impedance 16Ω, 25mW in impedance 120Ω

• Adapted headphone impedance: 16-300ohm

• Output Electrical Level: 3Vpp

• Size: 49*17.5*7mm(L*W*H)

Note:

• 1. When connecting to Android smartphones, please select the "USB Debugging" in "Developer Options" on the phone or "OTG" in "Setting" on the phone. (This will appear on some Android phones)

• 2. Micro USB to lightning cable is not included in the package.

Q1 User Manual