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High-quality Bluetooth, AK XB-10

Music via Bluetooth without compromise

The AK XB-10 delivers a distinctive difference in sound from conventional Bluetooth products. The moment you hear it, you wonder "Does this sound really come from Bluetooth?"

Astell&Kern;'s outstanding technologies are throughout aptX™ HD to support 24bit/48kHz Bluetooth performance, along with DAC and AMP, essential components of fine audio.

The utmost in Bluetooth listening pleasure: AK XB-10.

Qualcomm® aptX™ HD

While the AK XB10 is a device that wirelessly transmits audio data from smartphones via Bluetooth, it is quite different from conventional Bluetooth devices, in that it supports the aptX™ HD Bluetooth codec.

Perfect Sound

The AK XB-10 is equipped with a Hi-Fi DAC capable of reproducing high-quality sound up to 24-bit/192 kHz. Its analog amplifier was tuned using Astell&Kern;'s own sound technologies to complete the package. A digital-to-analog converter (DAC) converts digital data into analog signals in a digital media player (DMP). The AK XB-10 is equipped with a dedicated DAC for the best digital-to-analog signal conversion that significantly improves Signal-to-Noise Ratio (SNR) and Total Harmonic Distortion (THD).

Dual Audio Output

we include a 2.5mm jack on the AK XB-10 for audio enthusiasts. Enjoy a deeper level of sound through the AK XB10's balanced 2.5mm output.

iOS & Android Compatible

The AK XB-10 is compatible with all iOS and Android devices. The AK XB-10 supports the SBC, aptX™, and aptX™ HD codecs for Android devices and the AAC codec for iOS. Forget about device compatibility issues, turn on your smartphone’s Bluetooth, and connect the AK XB-10. You can also connect any laptop/notebook that supports Bluetooth. You will be transported to a new world of sound the moment the AK XB-10 is connected to your smartphone.

Handsfree Function

For the ultimate in convenience, the AK XB10 supports voice calls and features a built-in microphone so that you can receive calls when using earphones without a microphone. Press the button once to receive a call while connected via Bluetooth and press and hold the button to reject a call. Easy peasy.




Body Color



1.97 ”(50 mm) [W] x 1.97 ”(50 mm) [H] x 0.48 ”(12.3 mm) [D]


0.81 oz (23 g)

Bluetooth Version

Bluetooth 4.1, Class2

Bluetooth Profile

A2DP (multi), AVRCP, HFP, HSP

Frequency Band

2.4 - 2.4835 GHz ISM Band


Maximum of 10 meters

Operating Temperature

-10°C ~ 45°C (23°F ~ 113°F)



SBC, AAC, aptX™, aptX™ HD


2.5mm Balanced / 3.5mm Unbalanced

Output Level

2.5mm Balanced : 1.8Vrms / 3.5mm Unbalanced : 0.9Vrms


Battery Type

350mAh 3.7V lithium polymer rechargeable battery

Hours of Operation

Approximately 5 hours for music playing and phone calls

Standby Time

300 hours

Charging Time

Approximately 2 hours

Charging Method

Micro USB 5Pin (charging 5V 2A)


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