Next-Gen Audio
Sourcing Engine
We bridge the gap between global brands and the world’s most sophisticated headphone manufacturers.
500+
Vetted Factories
15+
Years R&D Experience
24h
Rapid RFQ Response
B2B Precision Catalog
Engineered reference designs ready for custom OEM/ODM branding and acoustic calibration.
LJ-001 Sourcing Speaker
Heavy-duty, IPX4 splashproof B2B portable speaker with high-performance 52mm dynamic driver and long-lasting battery.
LJ-002 Studio Wireless
B2B custom foldable over-ear headphones with Jerry 5.3 chipset, 8+ hours battery life, and low-latency gaming mode.
LJ-003 Deluxe Over-Ear
Premium B2B headphones with Bluetrum Bluetooth 5.3, ultra-soft protein leather earcups, and custom travel leather case.
SY-T12 Hybrid ANC
Audiophile-grade wireless over-ear headphones featuring advanced Active Noise Cancellation and 40mm composite driver.
Wired-1 Reference IEM
Audiophile-grade wired semi-in-ear earbud reference design with ultra-large 14.2mm Beryllium diaphragm driver.
Wired-2 Professional IEM
Hi-Fi studio reference custom dynamic earbud featuring a DLC composite diaphragm and silver-plated OCC cable.
Wired-3 Pure Beryllium IEM
Flagship audiophile IEM utilizing pure beryllium foil driver, premium wood faceplate, and modular balanced connectors.
OEM/ODM Customization Capabilities
Transform our reference designs into your brand’s flagship product line. We offer deep component-level customization and cosmetic branding tailored to your market positioning.
全方位 OEM/ODM 深度定制能力 · 支持硬核声学与外观定制
Acoustic Drivers
Select Beryllium, Titanium, or Planar Magnetic diaphragms. Tailor the sound signature to your audience: deep physical sub-bass, reference-grade studio flat, or crystal-clear vocal boost.
发声单元与声学曲线调校
Premium Materials
Choose shell materials that define luxury: CNC-milled 6000-series aviation alloy, hand-polished organic American walnut wood, or bio-compatible medical-grade resin for an ergonomic fit.
高端腔体材质与人体工学
Hi-Fi Cable Upgrades
Equip your headphones with high-purity Single-Crystal OCC Copper, gold/silver-plated braids, or modular audiophile connectors (MMCX, 0.78mm 2-Pin) to satisfy high-end consumer demands.
发烧级升级线材与接口
Packaging & Branding
Apply your brand logo via high-precision laser engraving, premium metallic plating, or deep leather embossing. Complete the user experience with bespoke gift-box style packaging.
品牌定制、包装与工艺印刷
R&D Acoustic Lab & QC Standards
We don’t guess sound—we measure it. Through our partner laboratories, every audio component undergoes rigorous electronic and physical testing to meet military-grade tolerances.
声学实验室与品质控制标准 · 严苛检测，硬核背书
Audio Precision (AP) Calibration
We utilize industry-standard Audio Precision analyzers to map frequency response curves, total harmonic distortion (THD+N < 0.05%), and phase alignment, ensuring pristine, uncolored acoustic output.
行业标杆级 AP 分析仪：严控频率响应曲线与总谐波失真，实现纯净、无音染的音质表现。
ISO-Certified Anechoic Chamber
All prototype tuning and spatial audio profiling are conducted inside fully isolated anechoic chambers with ambient noise floors below -10 dBA, isolating genuine speaker performance from external variables.
ISO 认证全消音室：在低于 -10 dBA 的绝对安静环境中进行单元调校，彻底隔绝外界杂音干扰。
100-Hour Extreme Aging Test
To guarantee a lifespan exceeding 5 years under heavy usage, randomized batch samples are subjected to a continuous 100-hour maximum power stress test, tracking diaphragm fatigue and impedance drift.
100小时极限老化测试：在极限功率下连续不间断运行100小时，严密监控振膜疲劳度与阻抗漂移，保障5年以上超长寿命。
From Geek to Global
“I started as a ‘Sourcing Newbie’—lost in the maze of factory audits and complex audio specs. But my obsession with sound wouldn’t let me settle.”
Ten years ago, I was just a guy with a pair of broken headphones and a dream to find the perfect driver. I spent years in the industrial hubs of Shenzhen, talking to engineers, auditing production lines, and learning the true meaning of Quality Control.
Today, VocalLink isn’t just a sourcing platform. It’s my personal curated list of the most reliable manufacturers who care as much about decibels and frequency response as I do. We don’t just find suppliers; we find partners in acoustic excellence.
— Leo Liu, Founder & Headphone Geek
VocalLink Labs, 2026
Submit Deep RFQ
Provide details to receive a precision-matched manufacturing proposal.
B2B Trade FAQs
Quick answers to the most common questions raised by our global partners and procurement officers.
全球商贸合作 FAQ · 消除疑虑，极速决策
What is your Minimum Order Quantity (MOQ)? Do you support trial orders?
Our standard MOQ for component-level OEM/ODM custom orders (custom drivers, shells, or exclusive packaging) is 500 units. However, to support global distributors and brand startups in testing their markets, we accommodate a low-risk trial order of 100 units utilizing our baseline reference designs, accompanied by custom brand logo printing.
问：起订量（MOQ）是多少？支持小批量试单吗？
答：对于涉及声学单元、独特外壳模具及专有包装的深度 OEM/ODM 订单，标准起订量为 500 台。为了支持全球分销商及新锐品牌进行市场测试，我们特别提供 100 台起订的低风险首单测试支持（采用标准参考设计 + 丝印您的品牌 Logo）。
What are your standard Lead Times for prototyping and mass production?
• Prototyping & Sampling: 7 to 15 calendar days, depending on whether acoustic driver adjustments or custom mold structures are required.
• Mass Production Delivery: 25 to 35 business days from the formal approval of pre-production golden samples and receipt of the initial deposit.
问：手板打样和量产装配的标准交期（Lead Time）是多久？
答：• 手板打样与测试样机：7 – 15 个自然日，视声学曲线调校难度及是否有客制化外壳模具而定。
• 大货批量生产：在产前“金样（Golden Sample）”正式签署确认且收到首期预付款后 25 – 35 个工作日完成装配与出厂。
Which international trade terms (Incoterms) and shipping modes do you support?
We fully support various standard Incoterms to match your operational structures:
• FOB Shenzhen / Hong Kong: Ideal for established brands with proprietary shipping agents.
• EXW (Ex Works): Factory pick-up for maximum flexibility.
• DDP (Delivered Duty Paid): A comprehensive door-to-door option where we handle customs duties and clearance directly, delivering straight to your warehouse (available for North America, Western Europe, and Southeast Asia).
• Express Air Freight (DHL/UPS/FedEx): Best for urgent sample distribution.
问：支持哪些国际贸易条款（Incoterms）与国际运输方式？
答：我们全面支持主流商贸条款，无缝对接您的供应链安排：
• FOB 深圳/香港：适合拥有自有签约货代及稳定航线的成熟采购商。
• EXW 工厂交货：工厂直接交货，由采购商自主安排货运环节。
• DDP 完税后交货：一站式双清门到门服务，由我们处理全程关税并直接配送至您的海外指定仓库（覆盖北美、西欧和东南亚大部分国家）。
• 极速空运（DHL/UPS/FedEx）：用于紧急交付与手板件试样。
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