Bellos X4 CIEM

Sale price$1,558.72 SGD

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Color: Matte Black
Cable Length: 54"

The X4’s tuning is finely crafted to deliver a reference warm sound signature that reveals every subtle detail of your music. The ultra-high driver provides an extended frequency response, delivering a very smooth and natural sound. The In-Air Canal technology enables the most comfortable CIEM listening experience. So comfortable it’s like having nothing in your ears! The X4’s are the best in class in ear monitors and are the perfect choice for anyone who demands the highest level of audio quality.

Like all X-Series, it comes with a host of additional proprietary technologies such as ATOM Venting which greatly expands the soundstage, beautiful 3D Printed Matte Shells, the ultra-durable RCX Cable Connector, Modular Drivers & Removable Faceplates for fast and easy service and repairs.

Bellos X4 CIEM
Bellos X4 CIEM Sale price$1,558.72 SGD

In-Air Canals

ATOM Venting

3D Printed Matte Shells

RCX Cables

Removable Faceplates

Modular Drivers

Driver Specs

1 Ultra-high

1 High

1 Mid/Low

1 Dynamic 6mm Low

4-Way Crossover


3 Balanced Armature drivers

1 Dynamic Driver

Frequency Response: 20Hz – 20kHz

Impedance: 16Ω at 1kHz

Sensitivity: 116 dB/mW

Crossover: Integrated 4-Way Crossover

Isolation: -17dB (internal ATOM)

What You Are Getting
  • X4 CIEMs
  • RCX Cable
  • Round Aluminum Case
  • IEM Cleaning Tool