Astell&Kern AK120 Mastering Quality Sound Portable Dual DAC Hi-Fi Audio System

64GB

Type : MP3 Player Color : Black Memory Capacity : 64GB Audio Formats : MP3 Audio Recording : MP3 Weight : 5.01 oz Date First Available : September 02, 2021

The Astell&Kern is the ultimate portable high-fidelity audio system capable of playing Mastering Quality Sound (MQS) from music mastering studios. MQS refers to all of the high resolution digital music recording studio formats up to 24-bit/ 44 – 192kHz. MQS delivers vast amounts of better music experience because MQS delivers 6.5 times of the detailed information in the same track.Astell&Kern featuresMeets 100% of Hi-Fi audio specificationsEquipped with the world’s first portable Wolfson WM8740 24-bit, 192kHz DACCan be used as an external optical DACTouch equalizer (EQ) easily manipulated by the fingertipsA user interface with an analog feelGeneral SpecificationsDisplaySupported Audio FormatsSample rateOutput LevelDACDecodingCharging InterfaceInterfaceDimensionsWeightFeature Enhancements2.4inch QVGA (320 x 240) IPS TouchscreenWAV, AIFF, FLAC, ALAC, APE, MP3, AAC, WMA, OGGWAV, AIFF, FLAC, ALAC : 8kHz ~ 192kHz (8/16/24-bits per sample)L: 1.5Vrms + R: 1.5Vrms (Condition No Load)Wolfson WM8740 24-bit DAC (High-End Audio DAC) x2Supports up to 24-bit / 192kHz Bit to Bit DecodingMicro USB Type-BUSB 2.0, OPTICAL IN/OUT, Headphone Out2.33 ”(59.2 mm) [W] x 3.50 ”(89 mm) [H] x 0.57 ”(14.4 mm) [D]5 oz (143 g)Firmware upgrades supportedAudio PerformanceFrequency ResponseSignal to Noise RatioCrosstalkTHD+NIMD SMPTEOutput Impedance±0.02dB (Condition: 20Hz~20kHz) / ±0.2dB (Condition: 10Hz~70kHz)113dB (1kHz 0dB, 24-bit 48kHz, No Load)-128dB (1kHz 0dB, 24-bit 48kHz, No Load)0.0008% Typ (1kHz 0dB, 24-bit 48kHz, No Load)0.0005% (24-bit 48kHz, No Load) 800Hz 10kHz (4:1)3ohmClock sourceClock Jitter50ps (Typ)BatteryCapacityContinuous Playback TimeCharge Time2,350mAh 3.7V Li-Polymer BatteryUp to 14 hours (Standard - MUSIC: FLAC, 16-bit, 44kHz, Volume 37, EQ Off, LCD Off)About 6.5 hoursMemoryBuilt-in MemoryExternal Memory64GB [NAND]microSD (Max 64GB) x2OSSupported OSWindows XP, Windows Vista,7,8 (32/64bit), MAC OS X 10.6.5 and up