TYP821 IEM is a pre-order product and is expected to be shipped approximately 4 weeks after the order is placed.
About Madoo and Acoustune
Madoo was founded by the core engineering team behind Acoustune, carrying forward the legacy of Japanese craftsmanship and precision acoustic design, while exploring new frontiers in driver technology. Where Acoustune represents the pinnacle of high-end products for a broad audience, Madoo focuses on cutting-edge advancements designed for next chapter and experimental applications. Both brands share the same DNA of Japanese boutique manufacturing, strict quality control, and meticulous hand-assembly.
- Revolutionary Micro Planar "Ortho" Driver - World's first micro planar magnetic driver with push-pull drive technology for exceptional sound reproduction
- Premium Titanium & Sapphire Crystal Construction - Aerospace-grade titanium housing with sapphire crystal faceplate (Mohs hardness 9) for ultimate durability
- Extended Frequency Response - Ultra-wide 20Hz to 40kHz frequency range delivering pristine detail from deep bass to crystalline highs
- Precision-Engineered Ergonomic Design - Housing optimized from 100 ear impressions with elliptical stem for superior comfort and fit
- Advanced Push-Pull Magnetic System - Five-magnet configuration ensures balanced diaphragm movement for distortion-free performance
- Premium Pentaconn EAR Connectivity - High-reliability connector system with included MRC011 and MRC023 cables
- 3D-Printed Acoustic Chamber - Precision-formed internal cavity achieving acoustic properties impossible with traditional manufacturing
- Low Impedance Design - 15Ω impedance optimized for portable devices while maintaining audiophile-grade performance
- Japanese Boutique Craftsmanship - Hand-assembled in Japan with meticulous attention to detail and quality control
Breakthrough Micro Planar Magnetic Technology
The Madoo Typ821 represents a quantum leap in planar magnetic earphone technology, featuring the world's first micro planar "Ortho" driver specifically engineered for in-ear applications. This revolutionary driver employs a push-pull magnetic configuration with five precisely positioned magnets that create a uniform magnetic field across the entire diaphragm surface. Unlike conventional single-sided planar drivers, the push-pull design ensures the diaphragm is driven in perfect balance, eliminating distortion and delivering unprecedented clarity across the entire frequency spectrum. This advanced magnetic system enables the Typ821 to reproduce music with the speed and accuracy traditionally associated with full-size planar magnetic headphones while maintaining the portability and convenience of an in-ear monitor.
Luxury Materials and Aerospace-Grade Construction
The Typ821 showcases Madoo's commitment to premium materials and precision engineering through its exceptional titanium and sapphire crystal construction. The housing is meticulously crafted from aerospace-grade titanium, providing exceptional strength-to-weight ratio while remaining remarkably lightweight for extended listening comfort. The faceplate features genuine sapphire crystal with a Mohs hardness rating of 9, making it virtually scratchproof and highly resistant to thermal shock and chemical corrosion. This sapphire crystal construction not only provides unmatched durability but also serves a functional acoustic purpose, allowing visual inspection of the internal driver while maintaining perfect acoustic isolation. The combination of these premium materials ensures the Typ821 will maintain its pristine appearance and performance for decades of use.
Advanced Acoustic Engineering and Design
The internal acoustic architecture of the Typ821 represents a breakthrough in earphone design, utilizing advanced 3D printing technology to create acoustic chambers with geometric precision impossible to achieve through traditional manufacturing methods. This sophisticated internal structure optimizes air flow and standing wave management, resulting in exceptional soundstage depth and imaging accuracy. The housing shape has been meticulously refined based on ear impression data collected from over 100 individuals over the course of a full year, ensuring optimal fit across diverse ear anatomies. The elliptical stem design follows the natural contours of the human ear canal, providing comfortable seal while minimizing pressure points during extended listening sessions.
Exceptional Frequency Response and Sound Signature
The Typ821's micro planar "Ortho" driver delivers an extraordinary frequency response spanning from 20Hz to 40kHz, capturing both the deepest bass fundamentals and the most delicate harmonic overtones that define musical texture and spatial information. The push-pull magnetic configuration enables incredibly fast transient response, reproducing percussion attacks and vocal nuances with startling realism. The sound signature emphasizes mid-to-high frequency clarity while maintaining controlled and articulate bass response, making it ideal for detailed monitoring applications and critical listening. The extended high-frequency response reaches well beyond human hearing limits, ensuring that all harmonic information is preserved, contributing to the natural timbre and spatial characteristics that distinguish live performances from recordings.
Professional-Grade Cable System and Connectivity
The Typ821 includes Madoo's premium cable system featuring both MRC011 (3.5mm) and MRC023 (4.4mm balanced) configurations, utilizing the advanced Pentaconn EAR connector system renowned for its superior conductivity and mechanical reliability. The Pentaconn EAR connectors provide significantly better contact integrity compared to traditional MMCX connectors, ensuring consistent electrical connection and superior audio performance over thousands of connection cycles. Both cables feature high-purity conductors with optimized geometry for minimal signal degradation, while the robust strain relief and connector housing ensure long-term durability under professional use conditions. The dual cable system provides complete flexibility for use with both standard single-ended and balanced audio sources.
Ergonomic Excellence and Comfort Engineering
Comfort and fit accuracy were paramount considerations in the Typ821's development, with the design team conducting extensive anthropometric studies to optimize the housing geometry for diverse ear shapes and sizes. The titanium housing maintains a compact profile while accommodating the sophisticated internal driver and acoustic chambers, achieving an optimal balance between performance and wearability. The elliptical stem design mirrors the natural oval shape of human ear canals, providing secure positioning without the pressure points commonly associated with circular stem designs. Despite its advanced internal technology and premium materials, the Typ821 maintains a total weight of just 45 grams including cables, making it suitable for extended professional monitoring sessions and long-form listening.
Flagship Performance and Professional Applications
As Madoo's current flagship model, the Typ821 represents the culmination of the company's expertise in planar magnetic technology and precision manufacturing. The 15-ohm impedance makes it easily drivable from portable devices while retaining the dynamic headroom necessary for professional monitoring applications. Audio professionals will appreciate the Typ821's exceptional detail retrieval and spatial accuracy, making it invaluable for mixing, mastering, and critical evaluation work. The neutral yet engaging sound signature provides the analytical capabilities required for professional applications while maintaining the musicality that makes extended listening sessions enjoyable for audiophile applications.
Technical Specifications
Driver Technology | Micro Planar Magnetic "Ortho" Driver (Push-Pull Configuration) |
Magnetic System | Five-Magnet Push-Pull Array |
Frequency Response | 20Hz - 40kHz |
Impedance | 15Ω |
Maximum Input Power | 5mW (0.4V) |
Housing Material | Aerospace-Grade Titanium |
Faceplate Material | Sapphire Crystal (Mohs Hardness 9) |
Internal Structure | 3D-Printed Precision Acoustic Chambers |
Connector Type | Pentaconn EAR (IEM Side) |
Included Cables | MRC011 (3.5mm 3-pole), MRC023 (4.4mm 5-pole Balanced) |
Cable Configuration | High-Purity Copper Conductors with Optimized Geometry |
Weight (Including Cable) | Approximately 45g |
Stem Design | Elliptical Profile for Natural Ear Canal Fit |
Housing Design | Ergonomic Profile Based on 100 Ear Impression Analysis |
Included Accessories | Premium Silicone Ear Tips (Multiple Sizes) |
Build Quality | Hand-Assembled in Japan |
Model Number | MDO-T821-TI |
Country of Origin | Japan |
Finish | Natural Titanium with Transparent Sapphire Crystal |
Target Application | Professional Monitoring, Audiophile Listening, Critical Analysis |
Driver Configuration | Single Micro Planar Magnetic Driver per Side |
Acoustic Design | Sealed (Closed-Back) Configuration |