Key Features
- Portable Bluetooth DAC/Amplifier
- Supports LDAC and aptX™HD for superior Bluetooth sound
- Features ESS ES9281AC PRO DAC with Plug & Play USB DAC function
- Dual output (3.5-mm and 4.4-mm) for versatile connectivity
- Car mode and multi-point connection feature
Astell&Kern AK HB1 Wireless DAC & Amp Overview
The Astell&Kern AK HB1 Wireless DAC & Amp is a portable Bluetooth DAC/Amp designed to deliver high-quality audio without the constraints of wires. Whether you're utilising your favourite IEMs or headphones, this device ensures seamless hi-fi sound thanks to its powerful built-in amplifier.
Beyond wireless streaming, the AK HB1 expands your multimedia possibilities. It acts as a USB DAC, offering pristine sound quality while facilitating connections to gaming devices too. The device also supports high-quality Bluetooth sound through LDAC and aptX™HD codecs. With dual outputs of 3.5-mm and 4.4-mm, it caters to various audio preferences. It even improves voice clarity during calls and supports car mode for on-the-go convenience. Simply put, the AK HB1 transforms your mobile device into a hub of endless high-quality audio possibilities.
Product Ref: 282948
Full Description
View Full DescriptionSpecifications
General
| Model | AK HB1 |
|---|---|
| Body Colour | 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
| Frequency Response | ±0.135dB (Condition : 20Hz20kHz) Unbalanced │ ±0.136dB (Condition : 20Hz20kHz) 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 1.5 hours |
| Playback Time | About 6 hours (Standard : AAC) |
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