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HE Xiao Qiao IEM – Semi-Open Graphene Dynamic Driver Earphones
$86.80
Reliable shipping
Flexible returns
HE Xiao Qiao — Semi‑Open Single Dynamic In‑Ear Headphones | Graphene Diaphragm | 0.78 mm 2‑Pin
Inspired by Three Kingdoms mecha aesthetics and engineered for modern Hi‑Fi, HE Xiao Qiao blends a precision‑machined aluminum panel with a semi‑open acoustic chamber and a graphene dynamic driver. The result is a fast, coherent sound with a naturally wide stage and lifelike imaging.
Semi‑Open Design Graphene Dynamic Driver 5‑Axis CNC Alloy Panel 3D‑Printed Resin Chamber Detachable 0.78 mm 2‑Pin Hi‑Fi Tuning
Key Features
- Graphene Diaphragm Single‑DD: ultra‑rigid, ultra‑light diaphragm for fast transients, clean bass, and crisp highs with excellent coherence.
- Semi‑Open Architecture: reduces internal pressure for tighter bass and clearer mids while expanding soundstage and depth.
- Hybrid Build: 5‑axis aviation‑grade aluminum alloy faceplate coupled with a precision 3D‑printed resin acoustic chamber for consistency and comfort.
- Ergonomic Shell: contoured cavity and lightweight construction for secure, fatigue‑free listening.
- Detachable Cable: 0.78 mm bi‑pin interface for easy upgrades and broad cable compatibility.
- Pro Tuning: balanced, high‑fidelity response suitable for music, gaming, and monitoring.
Technical Specifications
| Brand / Series | TANGZU · HE Xiao Qiao |
|---|---|
| Driver | Single dynamic driver with graphene diaphragm |
| Design | Semi‑open back panel; aluminum alloy faceplate + resin chamber |
| Impedance | 9.8 Ω @ 1 kHz (±20%) |
| Sensitivity | 104 dB @ 1 kHz |
| Frequency Response | 20 Hz – 20 kHz |
| Connector | 0.78 mm 2‑pin (detachable) |
| Cable | 5N LC‑OFC silver‑plated, Litz coaxial construction, 1.2 m |
| Plug | 4.4 mm balanced (standard, as described) |
| Housing Process | 5‑axis CNC aviation aluminum + precision 3D resin printing |
| Weight | — (earphones light and ergonomic; package weight may vary) |
| Certifications | CE / FCC / RoHS / WEEE |
| In‑line Mic / Controls | No |
Included Accessories
- Custom 0.78 mm 2‑pin silver‑plated LC‑OFC cable, 1.2 m, 4.4 mm balanced plug
- Xiao Qiao storage case
- Eartips set: Woofer (bass), Tweeter (treble), Balanced tips
- User documentation
- 3.5 mm adapter (if included by batch)
Note: Some marketplace listings may show additional plug options or different accessory bundles. Please refer to your selected variant and package contents on the product page before checkout.