Tangzu Yu Ling Long / YuLingLong AK4493SEQ Portable USB DAC / Amplifier

AK4493SEQ DAC Chip 

AKM AK4493SEQ delivers studio-grade sound quality with ultra-low distortion, a 123 dB signal-to-noise ratio, and AKM’s signature VELVETSOUND™ architecture, ensuring natural, detailed, and life-like audio performance for premium hi-fi and professional applications.



Multiple Filters

Many variant of filters that you can choose from:

M1 Short Delay Sharp Roll-off filter

M2 Sharp Roll-off filter

M3 Short Delay Slow Roll-off filter

M4 Slow Roll-off filter

M5 Super Slow Roll-off filter

M6 Low Phase Distortion Filter



Dongle DAC Amplifier inspired by Yu Ling Long

A symbol of refinement, wisdom, and inner radiance. Its design embodies the harmony of oriental beauty and modern engineering, capturing the essence of Tangzu's philosophy.

A true marvel of craftsmanship, yu ling long features a precisely CNC-machined alloy body sculpted with intricate patterns that reflect the elegance of ancient Chinese architecture. Every curve and lattice detail is meticulously cut to perfection, revealing the AKM AK4493SEQ DAC chip at its core - the beating heart of pure, high-resolution sound.

Finished in dual tones of silver and gold, yu ling long stands as both an audiophile instrument and a work of art, fusing form and function into a timeless expression of Tangzu's dedication to excellence.



Maximum Output Power!

4vrms Output at Balanced High Gain 240mW + 240mW at 32 Ohm; 2vrms Output at 3,5 Single ended High Gain 125 mW + 125 mW at 32 Ohm.



Plug and Play - Multi Platform Compatible

Compatible with Apple Ecosystem such as Mac OS, iPad IOS, and iOS and also with Android Devices, Windows and Linus System Devices.