iBasso DX90 High Resolution Dual Sabre ES9018K2M DACs with ProStudio USB Charger & Coaxial Connection Kit [Full USA One Year Warranty from Authorized iBasso Distributor]
Frequency Response: 17Hz~20KHz +/-0.1dBTHD+N: 0.0015% (32ohm load)Output Level: 1.3Vrms(Low gain), 2.0Vrms(Mid gain), 2.8Vrms(High Gain)S/N: -118dB +/-1dB(Low gain), -116dB +/-1dB(Mid gain), -115dB+/-1dB(High Gain) (32ohm Load)Crosstalk: 75dB (1KHz</font>,<font style="font-size: 13pt;"face="Arial Unicode MS">3<font style="font-size: 13pt;">2</font>ohmLoad)Output Impedance: <0.1ohmBattery Life: 8.5hoursBattery Charge Time: 3hours with AC adapter, 5.5hours with PC USB portOn Board Flash: 8GBAudio Formats Supported: APE, FLAC, WAV, WMA, AAC, ALAC, AIFF, OGG, MP3Case dimension: 2.52W x 3.98L x 0.67H (inch)64W x 100L x 17H (mm)Weight: 140g or 4.94oz</font>