YONGSE covers a much wider price spectrum than many small boutique cable makers. Its catalogue includes inexpensive cables aimed at users simply replacing a stock IEM cable, alongside much more elaborate designs aimed at enthusiasts who treat the cable as part of a high-end audio system.[2]

Publicly available information about YONGSE’s corporate history is limited. A 2024 factory-visit article describes YONGSE as having been founded in 2013 and states that it developed from a supplier of telecommunications and electronic products into a specialist manufacturer of headphone upgrade cables.[3] More recent distributor material describes the company as having more than 20 years of experience supplying cables to industries including automotive and technology, although this appears to describe the manufacturing organisation’s broader cable experience rather than necessarily the age of the YONGSE consumer-audio brand itself.[2] Consequently, YONGSE is best described as a Chinese cable-manufacturing company and brand with roots in broader cable and electronics manufacturing, rather than claiming that the YONGSE consumer Hi-Fi brand itself has existed for over 20 years. The brand subsequently became increasingly visible in the enthusiast IEM market, particularly through international online retailers and specialist audio communities.

It should be noted that “Yongse” is not a unique corporate name. Chinese corporate databases return multiple unrelated companies and trademarks using YONGSE, 永色, or 永瑟; these entities should not be merged into the audio brand’s history without additional evidence.[10]

Unlike companies such as Moondrop or FiiO, whose catalogues encompass IEMs, headphones, DACs, amplifiers, and digital players, YONGSE’s identity is closely associated with cables. Its main category is the aftermarket IEM cable. These cables replace the cable supplied with an IEM and can provide different connector types, termination plugs, conductor materials, cable geometries, physical construction quality, ergonomics, balanced connections such as 4.4 mm, and shielding or noise-reduction structures. YONGSE also sells or has sold complete IEM products, such as the SunWuKong, but cables remain the core of the brand’s identity.[2]

YONGSE’s product philosophy can broadly be summarised as advanced cable construction and materials at relatively accessible prices. The company emphasises the combination of materials science, conductor geometry, shielding, manufacturing quality, and affordability. Its international distributor describes YONGSE products as using high-purity conductors and being manufactured in an ISO-compliant facility, while emphasising that production and assembly are not outsourced.[2] This is central to YONGSE’s market positioning; the company does not compete exclusively with extremely expensive boutique cable makers. Instead, many of its products are designed to make aftermarket cables accessible to a larger group of IEM enthusiasts.

A distinctive aspect of YONGSE is the attention given to cable construction. Rather than simply changing the metal used in the conductor, YONGSE develops products around different combinations of conductor material, number of cores, strand geometry, shielding, insulation, mechanical damping, cable geometry, and connector construction. For example, the Genesis is described as using a four-conductor, 7-strand/19-core monocrystalline copper construction with internal Kevlar reinforcement.[4] Other products use silver, silver-plated copper, or more exotic composite structures.

Air-shield technology

One of YONGSE’s most distinctive recent developments is its Air-shield technology, most prominently associated with the A-melody cable. Instead of having the conductor surrounded entirely by conventional solid insulating material, YONGSE’s design uses a spiral plastic wire guide to support the conductor and create an air-filled region around it. Additional shielding is then placed around the structure.[1] According to the company, the structure is intended to reduce unwanted electrical and mechanical interference and minimise the influence of conventional dielectric materials on the signal path.

The A-melody combines pure silver conductors, silver-copper alloy conductors, shielding layers, a spiral internal support structure, an air-isolation region, and an overall length of approximately 1.2 m. Japanese launch material describes the cable as a four-conductor design combining two silver-copper-alloy conductors with two pure-silver conductors.[1] It should be noted that YONGSE’s claimed audible benefits of such cable technologies are an area of audiophile debate. Independent assessments do not necessarily agree that the claimed sound-quality improvements have been scientifically demonstrated.[5]

Genesis

Genesis is one of YONGSE’s recognisable mid-to-high-end cable designs. One version uses single-crystal copper, with four braided conductors and a Kevlar reinforcement structure. Some versions are available with balanced 4.4 mm termination and either MMCX or 0.78 mm 2-pin connectors.[4] Genesis is representative of YONGSE’s approach of combining relatively sophisticated construction with a comparatively approachable price.

Danube

The Danube is positioned closer to the affordable end of YONGSE’s catalogue. It uses 6N monocrystalline copper with silver plating and an eight-core configuration. A 2026 Japanese review describes it as a particularly inexpensive way for newcomers to experiment with aftermarket cables.[6] This product demonstrates that the company does not exclusively target wealthy audiophiles.

1947

The 1947 is another relatively affordable YONGSE upgrade cable and uses a 5N Litz conductor design. It is marketed as a lightweight, budget-oriented Hi-Fi replacement cable.[2]

Ag4 and Ag8

The Ag4 and Ag8 models are entry-level silver cables. The Ag8 is described by Japanese retailer e☆イヤホン as an eight-core cable using 5N pure silver and available with common IEM connectors and 2.5/3.5/4.4 mm plugs.[7] The Ag series exemplifies YONGSE’s strategy of bringing relatively exotic conductor materials into a lower-priced segment.

Venom

Venom is a more premium YONGSE design using 6N OCC silver-plated copper in a four-strand construction. It is positioned substantially above the company’s inexpensive replacement cables.[2]

Titan II

Titan II sits towards the higher end of the YONGSE catalogue. It uses an eight-core silver/palladium-plated construction and has been offered with multiple connector and termination configurations. International retailers list it around the US$200 range, illustrating how far YONGSE’s catalogue extends beyond entry-level cables.[8]

A-melody

A-melody is arguably YONGSE’s most technologically distinctive recent product. Introduced internationally with the company’s Air-shield technology, it represents YONGSE’s attempt to move beyond simply selecting different conductor metals. The product combines different conductor materials with a mechanically supported, air-isolated internal structure and additional shielding.[1] In Japan, its proposed market price was ¥41,800, placing it firmly in the premium aftermarket-cable category.[1]

YONGSE offers a wide range of configurations. Common IEM connector options include 0.78 mm 2-pin, MMCX, and other proprietary or customised configurations on selected models. Plug options include 3.5 mm, 2.5 mm balanced, 4.4 mm balanced, and other configurations depending on the product. The 4.4 mm balanced connector is particularly important in modern portable Hi-Fi because many contemporary digital audio players and USB DAC dongles provide balanced 4.4 mm outputs. YONGSE therefore sits naturally within the modern IEM, portable DAC/DAP, and aftermarket cable ecosystem.

Manufacturing is an important part of YONGSE’s branding. The company and its distributors emphasise that its cables are manufactured in its own production environment rather than simply being generic third-party cables with a YONGSE logo attached. A 2024 factory visit showed cable production and assembly processes at a YONGSE facility.[3] Distributor descriptions state that YONGSE does not outsource production and assembly and describe its facility as ISO-compliant.[2] The manufacturing process involves multiple stages, including conductor preparation, strand formation, braiding, shielding, insulation/jacketing, connector assembly, quality inspection, and final packaging. This manufacturing-oriented identity differentiates YONGSE from small individual cable makers who hand-build cables in very small quantities.

Although YONGSE is Chinese, the brand has developed an increasingly international distribution network. Its products can be found through specialist audio retailers in markets including China, Japan, the United States, Europe, and other international markets. The brand has received attention from Japanese audio media and retailers, including coverage of the A-melody launch in 2025.[1] YONGSE products are also available through international specialist retailers such as AEHIFI and HiFiGo.[2][8] This international distribution has helped YONGSE move beyond the Chinese domestic cable market and become recognisable among the broader IEM enthusiast community.

YONGSE occupies a distinct position in the audiophile market through a tiered product strategy.

Budget segment

Products such as the Danube, 1947, and Ag series target users who want an inexpensive alternative to their stock IEM cable.[6]

Mid-range

Products such as Genesis and Venom use more elaborate conductor materials and construction while remaining considerably less expensive than some boutique cables.

High-end

Products such as Titan II and A-melody move into the enthusiast/premium category, incorporating expensive materials and more elaborate cable structures.[8]

This tiered approach means YONGSE does not rely on a single flagship product.

YONGSE’s identity is characterised by four major ideas:

1. Cable specialisation: Rather than being a general consumer-electronics company, YONGSE has built recognition around Hi-Fi upgrade cables.
2. Materials: The brand frequently highlights conductor materials such as single-crystal copper, OCC copper, pure silver, silver-plated copper, silver-copper alloy, palladium, and graphene.
3. Engineering: YONGSE emphasises physical cable construction rather than treating the cable purely as a decorative accessory. The A-melody’s Air-shield system is a primary example.[1]
4. Value: A major selling point is the attempt to offer elaborate cable construction at prices below many boutique audiophile brands. YONGSE’s distributor presents affordability as a consequence of manufacturing scale and streamlined production.[2]

YONGSE markets its cables on the premise that conductor material, geometry, shielding, mechanical construction, and dielectric environment can influence the performance of an audio cable. Some reviewers report audible differences between YONGSE cables and stock cables. However, other technical assessments argue that the measurable electrical differences between competent headphone/IEM cables can be extremely small and that claims of dramatic sonic transformation are not necessarily supported by scientific evidence.[9] YONGSE is therefore understood as an audiophile cable manufacturer whose products are marketed around engineering and sonic optimisation, while subjective claims about improvements in sound remain partly dependent on the listener, equipment, and evaluation method.

Within the enthusiast market, YONGSE has developed a reputation for offering unusually elaborate cable construction at relatively competitive prices. Retailer reviews show positive customer responses to several models, while enthusiast reviews frequently discuss differences in tonality, resolution, staging, ergonomics, and build quality.[2] Its reputation differs from that of traditional luxury cable brands; YONGSE’s appeal centres on materials, engineering, visual design, manufacturing scale, and price/performance rather than exclusivity.

1. ミミゴト | 『Air-shield技術』を採用したイヤホンケーブル Yongse社『A-melody』、日本初展開
2. Yongse Earphones Upgrade Cables | Officially distributed by AEhifi | Powered by Angelears — AEHIFI SHOP
3. A Visit to Yongse factory: Exploring Behind Headphone Cables
4. Cable Balanceado MMCX + Plug de 4.4mm YONGSE – Genesis – Audiofilia.com
5. Yongse A-melody Product Review – Frieve – Audio Review
6. The soundscape clears up instantly. The transparency and resolution available in the 2,000 yen range: The capabilities of the YONGSE “Danube”｜NekozukiP
7. Yongse Ag8 – e☆イヤホン
8. yongse
9. れいんのレビュー：『 Yongse Genesis 』★5 新世紀を担う、yongseが世界の中心でアイを叫んだケーブル (By れいん) #PR Yongse – ゆるふわオーディオ日記(blog)
10. yongse – 企查查