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Acoustic Recearch AR-M20

HIGH FIDELITY HI-RES MUSIC PLAYER

Second Generation Acoustic Research M-Class Hi-Res Audio Platform Inherited from our award-winning M2, the M20 features the unique AUDIO-centric 2nd Generation Acoustic Research M-Class Hi-Res Audio engine. Unlike typical CPU-centric music players, the audio system in M20 acts as the clock master and the CPU acts as the slave component to the audio system. Jitter error from CPU is minimized significantly. Extreme accuracy in audio is genuinely prioritized.

  • Rich and Detailed Hi-Fi Sound from Premium BURR-BROWN Hi-RES DAC

  • Variable Native Sample Rate with Dual Crystal Oscillators
  • Real Touch of Hi-Fi Sound with Linear Power Supply
  • Plays Hi-Res Audio Files (FLAC/ALAC/WAV/AIFF/DSD/DXD) on Internal Memory, Micro SDXC card, or Micro USB memory
  • Built-in Wi-Fi Support and Works with Third Party Music Streaming/Download APPs


NOW, THINNER AND LIGHTER THAN BEFORE


SOUND EFFECTS

The AR-M20 is equipped with a high-resolution audio effects feature

Equalizer
Provides optimum presets for various music genres:
Normal, Classic, Dance, Flat , Folk, Heavy Metal, Hip Hop, Jazz, Pop, Rock, User

Bass boost
Improves audio reproduction and strengthens

3D Effect
Allows sound to strengthen when played in any three-dimensional space

Verified and recommended Micro SD Cards:
Lexar 633x (Up to 200GB)
Patriot LX Series (Up to 200GB)
Samsung Evo, Evo+, Pro, Pro+ (Up to 128GB)
Toshiba Exceria UHS-I (Up to 128GB)


AUDIO OUTPUT

Output
Headphone Output (3.5mm Standard Stereo Mini Plug) X 1

Headphone Amplifier
Class AB configuration
Up to 2.1Vrms / 6.0Vpp unbalanced output
16 tp 600 ohms
THD + N (total harmonic distortion plus noise) <0.001% at maximum output



MEMORY EXPANSION
Micro SDXC slot : Up to 200GB

 

KEY COMPONENTS

Media Processor
Equipped with the US Qualcomm Inc. Snapdragon 400 MSM8926. CPU Quad Core Cortex-A7 1.2GHz

 

DAC
Equipped with 1 groups the high-performance Burr-Brown PCM5242. S/N: superior performance of 114dB. Achieve a direct-drive system.

 

Clock
Equipped with a 44.1kHz system (44.1 / 88.2 / 176.4kHz) and 48kHz system (48/96 / 192kHz) for high-performance outgoing child dedicated respectively. Achieve full synchronization clock switched to the signal.

 

Headphone Amplifier
Equipped with High Performance Current Amplifier Texas Instrument TPA6120A2

 

 

SPECIFICATION

Dimensions    Width: 2.76 In x Height: 5.35 In x Depth: .44 In
Battery Type    3150 mAh, Up to 16 hours
Memory    32GB
Maximum Memory Expansion    Micro SDXC card (Up to 200GB) USB-OTG
CPU    Qualcomm MSM8926
Digital audio transceiver/clock master    Burr-Brown PCM5242
Pre-Amp (Voltage Amplification)    Burr-Brown PCM5242
Crystal clock sources for audio    Dual XO
Weight    About 6.3 oz
Compatible Format Supported    FLAC/ALAC/DSD64/DSD128/WAV/DXD/APE/AIFF
USB Reader    Micro-USB (Data / Power / OTG*) *Support USB storage requiring less than 5V 100mA power
DAC    Burr-Brown PCM5242
Headphone Amplifier    TI TPA6120A2 / Class AB Configuration / Up to 2.1Vrms Output
Volume Control    Digital (150-step, 0.5dB/step) Digital (150-step, 0.5dB/step)
Wireless Network    802.11B/G/N
Audio Output    Headphone Out (3.5mm)






 
 
 
 
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