Astell&Kern Acro CA1000T | Transportable Digital Audio Player

A&K's ACRO CA1000T, the World’s First Portable Device with the Latest ESS Flagship Dual-DAC and Dual-tube Triple Amp System

• Flagship ESS ES9039MPRO Dual-DAC, first use ever
• Perfectly drive any headphone/IEM with 4 levels of gain up to 15Vrms
• Triple Amp System with dual-vacuum tube for Hybrid options
• Multiple in/outs provide maximum options and compatibility
• Built-in battery for portability and optimal power delivery
• Bluetooth v5.0 (aptX HD & LDAC) + Dual-band WiFi
• 32bit/768kHz playback, native DSD (DSD512), Roon Ready

All-In-One Head-Fi Audio System

ACRO CA1000T is an all-in-one Head-Fi audio system created for those who want to enjoy the best sound wherever they are! It's a multi-functional device that can play ultra-high quality sound sources and provide diverse in/out options for the perfect desktop companion. Complete with a powerful headphone amp and Astell&Kern’s proprietary TERATON ALPHA technology, the CA1000T is a versatile option for the home or office offering ultra-high quality sound anywhere using optimal battery power, with no need for a main power supply connection.

Complete the audio system of your dreams using just an ACRO CA1000T to provide true Astell&Kern sound thanks to its dual-tube applied Triple Amp System, 4-levels of gain that can operate the most detailed IEMs and hard to drive headphones, and ESS’s flagship ES9039MPRO Dual-DAC. It's truly an all-in-one solution that provides great connectivity with external audio devices and speakers thanks to its diverse range of input/output ports, allowing you to easily enjoy network audio playback and music streaming.

Extensive Input/Output Options

The ACRO CA1000T offers an extensive range of input/output options that can meet the needs of audiophiles looking to build their ideal Head-Fi system. For greater ease of use, you can change the input/output settings using the touchscreen on top of the product while multiple cables and devices are connected:

1. 3.5mm & 6.3mm, 2.5mm & 4.4mm Balanced Outputs

Will accommodate various headphones and IEMs including both low and high impedance varieties. 3.5mm port may also be used as an optical output.

2. Mini XLR, RCA Output

Balanced Mini XLR and Unbalanced RCA output with noise and distortion minimization circuits.

3. 4.4mm, Coaxial, Optical Input

Receive digital and analog signals from an external DAC, interface, or other external source.

4. USB Input, Bluetooth, Wi-Fi

Perfect sound from Mac and Windows PCs. Also supports network play such as AK Connect, Roon Ready (requires FW update), and other streaming apps via Bluetooth and Wi-Fi.

Specifications

General

• Material: Aluminum
• Display: 4.1” 720x1280
• Supported Audio Formats: WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF, MQA
• MQA Playback: Tidal Masters, Local files, External USB, MQA-CD (ripped)
• Sampling Rate
  • PCM: 8kHz ~ 768kHz (8/16/24/32bits per Sample)
  • DSD Native: DSD64 (1bit 2.8MHz) Stereo | DSD128 (1bit 5.6MHz) Stereo | DSD256 (1bit 11.2MHz) Stereo | DSD512 (1bit 22.4MHz) Stereo
• CPU: Quad-core
• DAC: ESS ES9039MPRO (x2) (Dual-DAC)
• Vacuum Tube: KORG Nutube 6P1 (x2)
• Output Level
  • [Low] UnBAL 2Vrms / BAL 4Vrms (No Load)
  • [Mid] UnBAL 4Vrms / BAL 8Vrms (No Load)
  • [High] UnBAL 6Vrms / BAL 12Vrms (No Load)
  • [Super] UnBAL 8Vrms / BAL 15Vrms (No Load)
  • RCA 2Vrms (No Load), XLR 4Vrms (No Load)
• Decoding: Support up to 32bit / 768kHz Bit-to-Bit playback
• Headphone Outputs
  • UnBAL: 3.5mm, 6.3mm
  • BAL: 2.5mm, 4.4mm
• Analog Inputs00: (x1) 4.4mm BAL
• Analog Outputs: (x1) RCA pair, XLR pair (x1)
• Digital Inputs: (x1) Coaxial, (x1) Optical, (x1) USB-C
• Digital Outputs: (x1) Optical (3.5mm), (x1) USB-C
• Wi-Fi: 802.11 a/b/g/n/ac (2.4/5GHz)
• Bluetooth: v5.0 (A2DP, AVRCP, Qualcomm® aptXTM HD, LDAC)
• Dimensions: 4.1" x 1.8" x 6.1"
• Weight: 2.16 lbs
• Firmware update supported (OTA)

Audio

• Frequency Response
  • UnBAL: ±0.031dB (20Hz~20kHz) | ±0.079dB (20Hz~70kHz)
  • BAL: ±0.029dB (20Hz~20kHz) | ±0.029dB (20Hz~70kHz)
  • RCA: ±0.033dB (20Hz~20kHz) | ±0.080dB (20Hz~70kHz)
  • XLR: ±0.002dB (20Hz~20kHz) | ±0.008dB (20Hz~70kHz)
• S/NR
  • UnBAL: 108dB @ 1kHz
  • BAL: 112dB @ 1kHz
  • RCA: 121dB @ 1kHz
  • XLR: 128dB @ 1kHz
• Crosstalk
  • UnBAL: -115dB @ 1kHz
  • BAL: -112dB @ 1kHz
  • RCA: -138dB @ 1kHz
  • XLR: -145dB @ 1kHz
• THD+N
  • UnBAL: 0.004% @ 1kHz
  • BAL: 0.002% @ 1kHz
  • RCA: 0.0005% @ 1kHz
  • XLR: 0.0003% @ 1kHz
• IMD SMPTE
  • UnBAL: 0.0007% 800Hz 10kHz (4:1)
  • BAL: 0.0007% 800Hz 10kHz (4:1)
  • RCA: 0.0007% 800Hz 10kHz (4:1)
  • XLR: 0.0007% 800Hz 10kHz (4:1)
• Output Impedance
  • 3.5mm, 6.3mm: 1Ω
  • 2.5mm, 4.4mm: 2Ω
  • RCA: 4Ω
  • XLR: 9Ω
• Clock Jitter: 25ps (Typ)
• Reference Clock Jitter: 70ps

Memory

• Built-in: 256GB
• External: (x1) microSD (Max. 1TB)
• Battery Capacity: 10,100mAh 3.8V Li-Polymer
• Supported OS: Windows 10, 11 | MAC OS X 10.7 and up

In the Box

• ACRO CA1000T
• USB-C Cable
• (x2) LCD Protective Film
• Quick Start Guide
• Warranty Card