For having perfect audio on Raspberry Pi 2 or 3, PIANO HiFi DAC is the perfect 2.0 32-Bit audio card, with analog L+R output and 3.5mm headphone jack with a headphone amplifier.
Piano HiFi DAC Features
Piano is a Slave DAC (Slave DACs are compatible with Sparky or Kali)
Dedicated 384 kHz/32bit high-quality DAC PCM5122 for best sound quality
138mW Direct Path™ Stereo Headphone Amplifier TPA6133A2
Available with different output connectors: 2 x RCA, 3.5mm phone jack
DAC SNR is 112dB
DAC THD+N @ - 1dBFS are –93dB
Full Scale Output of DAC is 2.1Vrms
Dynamic Range of DAC is 112dB
Stereo Headphone Output Power is 138mW
Stereo Headphone Half Power THD + N @ 1 kHz (%) (kHz) -> 0.008
Stereo Headphone SNR is 93dB
Stereo Headphone PSRR is 109dB
Sampling Frequency ranges from 8 kHz to 384 kHz
Ultra-low-noise voltage regulators for optimal audio performance
Integrated EEPROM for automatic configuration (with write-protection)