PCM2704 Analog Coaxial Output USB to S / PDIF HiFi DAC Audio Sound Card Decoder Board w / o Driver

PCM2704 Analog Coaxial Output USB to S/PDIF HiFi DAC Audio Sound Card Decoder Board without Driver

Features:

• The main chip adopts BB company's HIFI grade PCM2704 USB decoder chip, its performance is better than the most commonly used low-end chip CM102S series on the market, the power supply adopts USB power supply, the output terminal can be directly connected to the earphone or can be used as the pre-stage, and the digital output can be More advanced DAC
  **Better sound quality and performance**

• The decoder provides SPDIF digital signals for better sound quality. Because it is an external sound card, serious electromagnetic interference in the chassis is avoided, and the signal-to-noise ratio and sound quality are improved
  **Improved signal quality**

• PCM2704 is a single-chip digital-to-analog conversion chip. It has two digital-to-analog output channels and an integrated USB interface controller. The interface conforms to the USB1.1 standard

• The PCM2704 can receive 16-bit stereo or mono audio data with sampling rates of 48KHz, 44KHz, and 32KHz. The chip integrates software volume and mute functions, which can synchronously adjust the computer's volume and mute

Specification:

• Supply voltage: 5V (USB powered)

• Distortion: THD+N: 0.006% (RL > 10 kΩ)

• Distortion: THD+N: 0.025% (RL = 32 Ω)

• Signal-to-noise ratio: 98 dB

• Dynamic range: 98 dB

• Headphone output power: 12 mW (RL = 32 Ω)

• USB support sampling rate: 16Bit 32k~48k

• USB support system: WINXP/WIN7/WIN8, Apple MAC OS 9/OS X, Android 4.1 or above (requires models that support OTG)

Package includes:

• 1 x Sound card decoder board