Bellos X4 Customs

- 70 % Off


Bellos X4 Customs



We are thrilled to unveil the X4, our flagship product from the X-Series line of Custom In-Ear Monitors. The X4 is the culmination of our dedication to delivering an exceptional audio experience to musicians and audiophiles alike. Featuring an added ultra-high driver and our proprietary In-Air Canal technology, the X4 delivers an unprecedented level of clarity, detail, and realism.

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.



Driver Specs 1 Ultra-high1 High1 Mid/Low1 Dynamic 6mm Low4-Way Crossover
Features In-Air Canal Technology3D Printed Matte Finish ShellATOM Venting TechnologyRCX Cable & Connector
Technical Specs Р3 Balanced Armature driversР1 Dynamic DriverРFrequency Response: 20Hz – 20kHzРImpedance: 16Ω at 1kHzРSensitivity: 116 dB/mWРCrossover: Integrated 4-Way CrossoverРIsolation: -17dB (internal ATOM)


Warranty 2 years warranty

Additional information


Matte Black, Matte Gray, Matte Green

Cable Length

54'', 64''

Bellos X4 Customs

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