Key Features：

1、Hybrid DD+BA Driver Configuration – Combines a new 10mm large-cavity dual magnetic dynamic driver with a customized classic balanced armature. Delivers excellent bass depth, natural and wide soundstage, low distortion, and sufficient volume, while the BA provides balanced, delicate, and transparent tone with charming high-frequency extension.

2、Precise Frequency Division with Distinct Layers – Advanced crossover design ensures rich sound details and layered presentation, perfectly echoing the product name "Duet." Each driver performs optimally and collaborates seamlessly for a cohesive, high-fidelity listening experience.

3、Versatile Music Compatibility – Ideal for a wide range of genres including pop, vocals, symphonies, string music, and more. Balanced and engaging sound signature suits diverse musical tastes and listening preferences.

4、Zinc Alloy Cover with Anodizing Process – Precision pressure-cast zinc alloy cover resists fingerprints and scratches, maintaining a premium, pristine appearance over time. Combines durability with sophisticated aesthetics.

5、Comfortable Ergonomic Fit – Designed for all-day listening with no ear distension and effective passive noise cancellation. Soft, flexible ear hooks and ergonomic cavity shape ensure a secure, stable, and fatigue-free fit.

6、Patented TPE Eartips & Earfins – Exclusive patented design with short sound guide tubes reducing sound loss. The TPE ear fins provide additional stability and comfort, perfectly conforming to the auricle grooves for an enhanced wearing experience.

7、High-Quality 4-Strand 5N OFC Cable – Premium 5N oxygen-free copper cable delivers stable, low-latency signal transmission with excellent conductivity. Wear-resistant construction ensures long-lasting durability for daily use.

8、Detachable 2-Pin TFZ Connector – Standard 0.78mm 2-Pin TFZ interface allows for easy cable upgrades and replacements, extending the lifespan of your earphones.

9、Gold-Plated 3.5mm Plug & Tangle Controller – Corrosion-resistant gold-plated stereo plug ensures stable, lossless audio transmission. Convenient tangle controller keeps cable management tidy and hassle-free.

10、Optional Built-In Microphone – Microphone version available for high-definition calling and hands-free communication, adding versatility for daily use with smartphones and laptops.

11、Easy-to-Drive Performance – Low impedance (16Ω ± 15%) and high sensitivity (105dB ± 3dB) make these IEMs compatible with smartphones, laptops, portable players, and more without requiring an external amplifier.

12、Premium PC Cavity Material – Durable and lightweight PC shell with UV-cured finish ensures long-lasting quality while providing a sleek, modern appearance.

Detailed images：