Topping NX4DSD

Topping NX4 DSD - Mobile Multitool

With the NX4 DSD, a mobile headphone amplifier with integrated DAC, Topping proves that they do not only build excellent desktop solutions, but also offer a first-class mobile solution for unlimited music enjoyment.
The highlights of the Topping NX4 DSD at a glance:

    Powerful amplifier - can cope with pretty much any headphones
    Maximum resolution and bit depth - 32 bit, 768 kHz and native DSD512
    Standard connection for any headphone -3.5 mm jack always fits
    Mobile play partner - built-in rechargeable battery with up to 28 hours of battery life

HiFi DAC / AMP

The Topping NX4 DSD is equipped with the ES9038Q2M, a DAC chip from the ESS forge. The XU208+ES9038Q2M infrastructure can support a wide variety of audio formats, including 16-32bit/44.1-768kHz, DSD64-DSD256(Dop), DSD64-512(native). The values are convincing: SNR with 110dB and THD+N with only 0.0008% in USB-DAC mode is desktop level!
Aluminium housing & user-friendly

The aluminium housing of the NX4DSD is machined from solid aluminium. It is available in silver or black. The surface is scratch-resistant and durable. Depending on your usage profile, you can use the included rubber feet or rubber straps to attach it to your smartphone or digital music player when you're on the go. Simply connect it to your device and enjoy hi-fi quality music
Long-lasting battery

The large capacity built-in 2400mAh battery provides 28 hours of playback for the headphone amplifier and 7.5 hours of playback when the DAC and amplifier are used together. In addition, the NX4 DSD's power LED glows red to indicate low power status and glows green when the battery is fully charged.
Flexible and compatible

NX4 is compatible with a variety of digital devices. It is a great partner for laptops and smartphones. It features the proven Sabre ES9038Q2 DAC and an XU208 USB bridge, so it supports some of the highest-resolution audio formats - including 32-bit/768 kHz, DSD256 (DoP) and DSD512 (native).
Excellent performance

With a low output impedance of 0.4 ohms and selectable gain of 0 dB and 8.8 dB, the NX4 DSD is the ideal playing partner for all kinds of headphones.