Home Audio

All in the name of ultimate Real Live Sound

Leading a new era of High-resolution audio

The new circuitry found in VELVET SOUND devices is designed to maximize dynamics and ensure pure, unaltered audio data, prioritizing the accurate capture and reproduction of the source material in order to achieve high performance and rich musicality. These devices were designed specifically for the high-resolution digital audio era.

D/A Converters (DAC)

Premium D/A Converters

Part Number Ch # Res. S/N THD+N * Max
 fs *
DSD
Input *
Sound
Color *
    bit dB dB kHz MHz  
AK4191EQ 2 64 153 -153 1536 45.2 7 types
AK4493SEQ
2 32 123 (126 *) -113 768 22.4 6 types
AK4490REQ 2 32 120 (123 *) -112 768 11.2 5 types
AK4452VN 2 32 115 -107 768 11.2 5 types
AK4454VN 4 32 115 -107 768 11.2 5 types
AK4456VN 6 32 115 -107 768 11.2 5 types
AK4458VN 8 32 115 -107 768 11.2 5 types

A/D Converters (ADC)

Premium A/D Converters

Part Number Ch # Res. S/N THD+N * Max fs * DSD
Input *
Sound
Color *
    bit dB dB kHz MHz  
AK5572EN 2 32 121 (124 *) -112 768 11.2 4 types
AK5574EN 4 32 121 (127 *) -112 768 11.2 4 types
AK5578EN 8 32 121 (130 *) -112 768 11.2 4 types
AK5552VN 2 32 115 (118 *) -106 768 11.2 4 types
AK5554VN 4 32 115 (121 *) -106 768 11.2 4 types
AK5558VN 8 32 115 (124 *) -106 768 11.2 4 types

Sample Rate Converters (SRC)

Premium SRCs

Part Number SRC 
Ch #
Res. DR * THD
+N *
Input fs*
(FSI)
Output fs*
(FSO)
Sound
 Color *
    bit dB dB kHz KHz  
AK4137EQ 2 32 186 -150 8 to 768 8 to 768 4 types
AK4136VQ 2 32 176 -140 8 to 384 8 to 384 4 types