Essonio ES-C19 in-Ear Monitors 5 Knowles BA Drivers Wired IEMs Earbuds
About this product
About this item 【Unique Artist Hand-Painted & 3D Printed Shell】 Each ES-C19 is a masterpiece featuring an ergonomic 3D-printed resin cavity and a faceplate uniquely hand-painted by artists, ensuring no two pairs are alike. The bundle includes multiple sizes of silicone and slow-rebound memory foam ear tips, plus an exquisite genuine leather carrying case for premium protection.
【Professional 5-BA Driver Configuration】 Engineered with 3 genuine Knowles and 2 custom Knowles balanced armature drivers, these IEMs deliver unmatched precision across a 5Hz-50kHz range. This setup is optimized for audiophiles and musicians who demand transparent highs, rich textures, and clinical-level vocal clarity during critical listening.
【8-Strand 192-Core Silver-Plated Balanced Cable】 The 4.4mm balanced cable is masterfully crafted from 8-strand, 192-core silver-plated alloy copper. This high-purity construction minimizes signal loss, while the 4.4mm balanced plug provides superior channel separation, a wider soundstage, and a lower noise floor compared to standard 3.5mm connections.
【Detachable 2-Pin Design & Versatile Compatibility】 Featuring a 0.78mm 2-pin detachable design, the cable allows for easy upgrades. While we provide 4.4mm to 3.5mm and 3.5mm to Type-C adapters for wide compatibility with smartphones and laptops, we highly recommend using the native 4.4mm connection to unlock the full dynamic potential of the drivers.
【Acoustic Optimization & Expert Usage Tips】 For peak performance, use low-gain output (DAC/DAP) and keep system volume at 60%–80%. Please note: Excessive gain or driving volume near maximum on high-power desktop amps may cause source clipping or distortion; this is a characteristic of high-sensitivity professional audio gear and not a product defect.
【Engineered for Professionals with Genuine Leather Case】 Designed for studio mixing, recording, and stage monitoring, these wired earbuds provide precise instrument separation and zero-latency performance. Each set comes with an exquisite genuine leather carrying case, protecting your investment while offering a premium touch for professional use or gifting.
【Stage-Grade Noise Isolation】 Designed with the principles of professional stage monitors, these IEMs provide exceptional passive noise cancellation. By creating a secure acoustic seal, they naturally dampen external sounds without the need for batteries. Experience your playlist with the clarity and intimacy of a private studio session, no matter where you are.
【Studio Reference Clarity & Precision】 Designed for the most discerning audiophiles and professional engineers, the C19 offers a neutral, reference-grade sound signature. Our proprietary acoustic crossover system ensures zero frequency interference, providing a massive soundstage and pinpoint imaging. It’s not just listening; it’s an immersive, high-definition studio experience in your ears.
Editor's Take
Amazon/third-party coverage for the Essonio ES-C19 is limited, but the available material points to a highly detailed, neutral-sounding 5-driver IEM aimed at audiophiles and musicians. A review blog says it offers precise imaging, strong isolation, and a spacious soundstage, while another tech article highlights its premium price and broad 5 Hz to 50 kHz response.
- On a YouTube review titled about the ES-C19, the reviewer says the sound is highly recommended and praises the highs.
- Review-blog coverage describes the ES-C19 as best suited for detailed imaging and noise isolation in studio or live settings.
- General product writeups emphasize the five Knowles balanced armature drivers, hand-painted/3D-printed shell styling, and reference-style tuning.
- No strong Amazon review volume or Reddit consensus was found in the available results, so there is not enough evidence here to summarize widespread buyer sentiment.
Overall, the product appears positioned as a niche, premium wired IEM with early impressions leaning positive, especially for clarity, separation, and isolation.
Price History
Specifications
| Brand Name | essoniox |
| Model Number | ES-C19 |
| Model Name | ES-C19 |
| Built-In Media | Cable, Ear Cushions, Eartip, Protective Case, User Manual |
| Age Range Description | Adult |
| Warranty Description | 2 Year Manufacturer |
| Customer Package Type | Gift box packaging |
| Number of Items | 1 |
| Manufacturer | essonio |
| Item Type Name | in ear headphones |
| Best Sellers Rank | #132,329 in Musical Instruments ( See Top 100 in Musical Instruments ) #509 in Recording In-Ear Audio Monitors |
| ASIN | B0FJ5ZXD2B |
| Customer Reviews | 4.5 out of 5 stars |
| Headphone Jack | 4.4 mm |
| Connectivity Technology | Wired |
| Color | Black–Gold |
| Style Name | Modern |
| Item Weight | 1.12 ounces |
| Unit Count | 1 Count |
| Impedance | 23 ohm |
| Noise Control | Sound Isolation |
| Frequency Response | 50000 hertz |
| Sensitivity | 120 db |
| Audio Driver Type | Balanced Armature Driver |
| Frequency Range | 50~50000Hz |
| Enclosure Material | Composite, Metal |
| Specific Uses For Product | Entertainment, Professional, Travel |
| Antenna Location | Audio Monitoring, Disc Jockey Use, Studio, mixing |
| Compatible Devices | 3.5 mm audio devices; USB-C (with DAC dongle); 4.4 mm balanced DAPs/DAC-amps; audio interfaces, Cellphones, Laptops, Music Production Equipment, Portable Media Player |
| Cable Features | Detachable |
| Water Resistance Level | Not Water Resistant |
| Additional Features | Detachable Cable, Lightweight, Noise Isolation, Surround Sound, Tangle Free Cord |
| Number of Power Levels | 3 |
| Headphones Ear Placement | In Ear |
| Headphone Folding Features | In Ear |
| Earpiece Shape | In-Ear (Bud) |
| Control Type | Noise Control |
| Control Method | Push Button |