xDuoo X3II is the second generation and an upgraded model of the original X3 portable HD lossless music player. It features USB DAC, bi-directional Bluetooth, DSD128, Bi-directional USB Port, 2.4” IPS screen, In-line remote control, 10 sections of custom EQ, In-car play mode, Hiby Link.

The AK4490 DAC chip from Asahi Kasei is implemented on the PCB to make the music more realistic with the widest soundstage possible with more resolving power to produce HD sound. Along with AK4490, the OPA1652 as an operational amplifier and LMH6643 as a buffer is being used from the house of Texas Instrument to provide a low-end definition, low noise and rich details.

It supports 10 sections of EQ and 18 type of sound effects which let you choose as per your desired sound signature. Whether you like bass, mids and treble, you can tune it to your preference with the help of EQ.

xDuoo X3II supports bidirectional Bluetooth v4.0 which can be used as a source to transmit lossless music which can be connected to Bluetooth headphones, speakers and car players. It can be connected to the mobile phone as well with a Bluetooth as a decoder.

Hiby link which is an excellent breakthrough technology has been brought in to xDuoo X3II which means you only need to download Hiby music app from the app store and connect your xDuoo X3II player using hiby link to your mobile phone and control your music player with your smartphone which in results greater user experience.

With it bidirectional USB port, you not only can copy the songs but can also be used as a USB DAC to improve your computer sound quality. It also supports USB OTG which let you enjoy your music directly from the pen drive as well.