TANGZU

TANGZU Yulinglong AK4493SEQ Portable DAC AMP Headphone Amplifier

Name: TANGZU Yulinglong AK4493SEQ Portable DAC AMP Headphone Amplifier
Brand: TANGZU
SKU: 1005010267706345-Silver
Price: 15700.0 JPY
Availability: InStock

¥15,700 JPY

~~¥15,700 JPY~~ ¥15,700 JPY

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Specification

TANGZU Yulinglong — AK4493SEQ Portable DAC & Headphone Amplifier

Powered by AKM’s VELVET SOUND™ architecture • Studio-grade decoding • Dual outputs (3.5 SE / 4.4 Balanced) • Multi-platform plug & play

AKM AK4493SEQ DAC VELVET SOUND™ SNR 123 dB PCM 768 kHz DSD512 Native 4.4 mm Balanced 3.5 mm Single-Ended 4 Vrms Bal HG 2 Vrms SE HG USB Type-C UAC 1.0 / 2.0 6 Digital Filters

Highlights

AKM AK4493SEQ DAC: Ultra-low distortion with 123 dB SNR, delivering natural, detailed, lifelike sound.
Desktop-class decoding: Supports up to PCM 768 kHz/32-bit and DSD512 (Native/DoP).
Serious drive in your pocket: 4 Vrms (balanced, High Gain) up to 240 mW + 240 mW @ 32 Ω; 2 Vrms (SE, High Gain) up to 125 mW + 125 mW @ 32 Ω.
Six AKM filters: Choose your preferred roll-off / phase behavior for precise or more “analog-like” presentation.
Everyday companion design: CNC-machined alloy body with oriental lattice aesthetics—silver & gold dual-tone finish.
Dual outputs: 4.4 mm fully balanced + 3.5 mm single-ended to match IEMs and full-size headphones.
Multi-platform plug & play: Works with iOS/iPadOS/macOS, Android, Windows, Linux; UAC 1.0 fallback for legacy devices.
Full button control: Volume, media keys, filter switching, and special modes right on the device.

AKM Digital Filters (M1–M6)

M1 — Short Delay Sharp Roll-off	Low-latency, precise, fast transient response with accurate HF cutoff.
M2 — Sharp Roll-off	Clean high-frequency cutoff for precise, detailed reproduction.
M3 — Short Delay Slow Roll-off	Low-latency, smoother HF roll-off for a more natural feel.
M4 — Slow Roll-off	Gentle HF attenuation for a relaxed, organic presentation.
M5 — Super Slow Roll-off	Very gradual HF roll-off—warm, natural, “analog-like” tonality.
M6 — Low Phase Distortion	Low-latency filter preserving timing accuracy and phase coherence.

Controls & Shortcuts

+ Positive button: Short press = volume +1; Hold 1s = continuous volume up.
− Negative button: Short press = volume −1; Hold 1s = continuous volume down.
● Main button:
- Short press = Play/Pause / Call answer-hang up
- Double press = Next track
- Triple press = Previous track
- Hold and reboot = UAC 1.0 mode
- Hold then power on = Forced burn-in mode
+ / − Combo: Hold both 1s = Switch filter (M1–M6).

Design — “Yu Ling Long”

Inspired by Yu Ling Long—a symbol of refinement and inner radiance—Yulinglong’s CNC-sculpted alloy shell features intricate oriental lattice patterns. A clear window reveals the AK4493SEQ “heart,” fusing modern engineering with classic aesthetics in a timeless, dual-tone (silver & gold) finish.

Technical Specifications

DAC	AKM AK4493SEQ (VELVET SOUND™)
Decoding	PCM up to 768 kHz / 32-bit; DSD Native up to DSD512; DoP up to DSD256
Signal-to-Noise Ratio	123 dB
Balanced Output (4.4 mm)	4 Vrms (High Gain), up to 240 mW + 240 mW @ 32 Ω
Single-Ended Output (3.5 mm)	2 Vrms (High Gain), up to 125 mW + 125 mW @ 32 Ω
Digital Filters	6 selectable (M1–M6)
Outputs	4.4 mm balanced & 3.5 mm single-ended
USB Interface	USB Type-C; UAC 2.0 (default) / UAC 1.0 (compatibility mode)
Compatibility	iOS / iPadOS / macOS • Android • Windows • Linux (plug & play; driver-free for modern OS)
Chassis	CNC-machined alloy, dual-tone silver & gold finish

Notes: Output power depends on load, gain, and source material. Some mobile OS may require granting USB audio permission. For legacy consoles or systems that only recognize UAC 1.0, use the UAC 1.0 shortcut.

What's in the Box?

Shipping & Returns

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Worldwide Free Shipping on Hificat, Please allow 1-3 business days for conduct Quality Control in order to ensure the products quality.

In the event that a shipment is refused delivery by the recipient, is undeliverable, or is returned to sender, Hificat will process a refund to the original payment method used.

If a customer would like the order reshipped, they’ll be charged a reshipment fee. Customers may also be subject to a restocking fee of up to 20 percent of the product cost.

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We collaborate with these courier companies:
Standard Shipping: Yanwen Express
Express Shipping(over $500 can be free): DHL Express, FedEx and SF Express

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HiFiCat offers consumers different shipping, depending on the country, a choice of different shipping methods.

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Estimated Delivery Time

1. France, Germany, UK, Italy, Spain, USA.

All taxes and duties are prepaid to the carrier by HiFiCat prior to shipping, so there are no taxes or duties to pay when you receive it. 6-10 days to arrive.

Tracking Example

France: https://t.17track.net/en#nums=YT2132021222003141

Germany: https://t.17track.net/en#nums=YT2133621222016083

United Kingdom: https://www.17track.net/?nums=GV779664269GB

Italy:https://t.17track.net/en#nums=YT2133021222011717

Spain:https://t.17track.net/en#nums=YT2129521222003430

United States:https://t.17track.net/en#nums=SUA211205BIUQ1000007

2.EU Country：Filand, Poland, Estonia, Norway, Switzerland, Greece, Sweden, Israel, Czech Republic, Slovenia, Slovakia, Denmark, Netherlands, Latvia, Croatia, Austria, Hungary, Belgium, Bulgaria, Romania, Ireland, Malta, Iceland, Serbia and so on.

All taxes and duties are prepaid to the carrier by HiFiCat prior to shipping, so there are no taxes or duties to pay when you receive it. 10-15 days to arrive.

Filand: https://www.17track.net/?nums=UG324191515YP

Poland: https://www.17track.net/?nums=UG335827360YP

Estonia: https://www.17track.net/?nums=UG363043181YP

Norway: https://www.17track.net/?nums=VR457380806YP

Switzerland: https://www.17track.net/?nums=UG359525911YP

Greece: https://www.17track.net/?nums=UG250851788YP

Sweden: https://www.17track.net/?nums=UG353458343YP

Israel: https://www.17track.net/?nums=UG356134837YP

Czech Republic: https://www.17track.net/?nums=UG320437102YP

Slovenia: https://www.17track.net/?nums=UG349882511YP

Slovakia: https://www.17track.net/?nums=UG349946557YP

Denmark: https://www.17track.net/?nums=UG272480001YP