AK HB1 is a portable Bluetooth DAC/AMP that lets you effortlessly experience high-quality audio and Hi-Fi streaming services with
the best performance, all without the hassle of cables.

Pair your mobile device to AK HB1 through Bluetooth and experience seamless, wireless Hi-Fi sound across various IEMs and headphones,
all facilitated by its compact, lightweight design and powerful built-in amplifier.
In addition to this, AK HB1 also delivers Astell&Kern's pristine sound quality via USB DAC functionality, and offers a seamless connection to gaming devices and immersive entertainment using microphones, transforming your mobile device into a hub of endless multimedia possibilities. 

Χαρακτηριστικά :

• • Model

    AK HB1

  • Body Color

    Shadow Black

  • Body Material

    Polycarbonate (Body) / Aluminum (Volume Wheel)

  • Bluetooth

    Chipset : Qualcomm CSR8675
    Version : 5.0
    Codec : LDAC, aptX™HD, aptX™, AAC, SBC
    Profile : A2DP, AVRCP, HFP

  • DAC

    ESS ES9281AC PRO

  • Sample rate

    PCM : 8kHz ~ 384kHz (8/16/24/32bits per Sample)
    DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo

  • Output Level

    Unbalanced 2Vrms / Balanced 4Vrms (Condition No Load)

  • Input

    USB Type-C (Supports UAC 1.0 and UAC 2.0)

  • Output

    3.5mm (Supports CTIA standard 4-pole earphones/headphones), 4.4mm (Only 5-pole supported)

  • Dimensions

    33 x 68.4 x 16.5mm (Excluding volume wheel)
    39.8 x 68.4 x 16.5mm (Including volume wheel)

  • Weight

    About 1.41oz (40g)

  • Feature Enhancements

    Firmware upgrade supported

• Audio Specifications
  • Frequency Response

    ±0.135dB (Condition : 20Hz~20kHz) Unbalanced │ ±0.136dB (Condition : 20Hz~20kHz) Balanced

  • S/N

    117dB @ 1kHz, Unbalanced │ 118dB @ 1kHz, Balanced

  • Crosstalk

    -112dB @ 1kHz, Unbalanced │ -112dB @ 1kHz, Balanced

  • THD+N

    0.0005% @ 1kHz, Unbalanced │ 0.0005% @ 1kHz, Balanced

  • IMD SMPTE

    0.0003% 800Hz 10kHz (4:1) Unbalanced │ 0.0003% 800Hz 10kHz (4:1) Balanced

  • Output Impedance

    Unbalanced Out 3.5mm (2.5ohm) │ Balanced Out 4.4mm (2ohm)

• Battery
  • Capacity

    600mAh 3.8V Li-Polymer

  • Charge Time

    about 1.5hours

  • Playback Time

    about 6hours (Standard : AAC)