1. The USB processing chip adopts PCM2706C and supports USB2.0 protocol.
2. I2S decoding chip adopts ES9023.
3. Use 12M active crystal oscillator.
4. It uses 5V power supply from the USB port, no external power supply is required.
5. The USB port uses a Type-C female socket, supports positive and negative insertion, and supports mobile phone data lines.
6. Directly push the impedance 8-160Ω earphone.
7. Absolutely zero noise floor.
8. Product PCB size: 94*50mm.
9. Support WIN_XP, WIN7, WIN10 operating system.
10. Support Android system.

ES9023 introduction:
1. It is a 24bit stereo audio digital-to-analog conversion chip (DAC) of ESS.
2. Integrated 2Vrms output in the chip, which can drive headphones with a resistance value of up to 320 ohms.
3. The dynamic range has reached 112dB.
4. There is no output coupling capacitor, no need to bother looking for expensive coupling capacitors.

Package: 1pcs DAC Sound Card

Shippment:
1.Every parcel will be registered with tracking number. 

2.International shipping requires complicated shipping procedures (such as both countries customs, transit stations etc.), also will be affected by many factors, such as holidays, weather conditions et. If the transportation time is not normal, please contact us