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Crystal in-ear monitors with transparent resin shells and detachable 3.5mm cable

ROCCAT CCA CRA Crystal 3.8µ 10mm 25ohm 105dB 3.5mm 22g

SKU CH-QDN4-KGDBW

Wired in-ear monitors with 10 mm dynamic drivers, 3.8 µm diaphragms, 25 ohm impedance, 105 dB sensitivity and a tangle-free 3.5 mm cable weighing 22 g

  • TypeIn-Ear
  • ColorCrystal
  • THDIn Ear
  • Input Impedance25 ohms
  • Signal to Noise Ratio(SNR)105 decibels
  • Sensitivity105 decibels
  • Ultra-thin 3.8µ diaphragm delivers precise, balanced audio
  • 10mm dynamic driver produces clear sound with deep bass
  • 105dB sensitivity ensures loud, detailed output from low power
  • 22g lightweight build with memory hooks enables comfortable extended wear
  • Tangle-free detachable 3.5mm cable provides durable, versatile connectivity

Crystal IEM for Musicians

The ROCCAT CCA CRA Crystal is a wired in-ear monitor built for singers, musicians, drummers and DJs who need accurate monitoring. A 10 mm dynamic driver with a 3.8 µm ultra-thin diaphragm delivers clear sound and deep bass. Weighing 22 grams with an ergonomic cavity and memory hook, it stays comfortable during long sessions. The 3.5 mm connector ensures broad device compatibility.

Upgrade from Basic Earbuds

This model replaces standard consumer earbuds that lack sound isolation and balanced tuning. The dual magnetic driver improves low-frequency control and vocal separation, while electronic frequency division smooths audio transitions. The jump is worth it when you need reliable monitoring for stage or studio work without the colouration of typical gaming headsets.

Simple Plug-and-Play Fit

Installation is instant: plug the 3.5 mm jack into any compatible source and select the ear tips that seal your ear canal. The detachable OFC cable resists tangling, but a poor tip fit breaks isolation and bass response. The touch media control works with most Android devices, though functionality can vary by operating system version.

Highlights

  • Ultra-thin 3.8µ diaphragm delivers precise, balanced audio
  • 10mm dynamic driver produces clear sound with deep bass
  • 105dB sensitivity ensures loud, detailed output from low power
  • 22g lightweight build with memory hooks enables comfortable extended wear
  • Tangle-free detachable 3.5mm cable provides durable, versatile connectivity

Specifications

BrandROCCAT
ModelCCA CRA
Part NumberCCA CRA
TypeIn-Ear
ColorCrystal
THDIn Ear
Input Impedance25 ohms
Signal to Noise Ratio(SNR)105 decibels
Sensitivity105 decibels
Connector3.5mm
Ear CouplingSingle Ear
Weight22 grams
Noise Cancellingsound_isolation
Microphone Impedance~2K ohm
Microphone Signal to Noise Ratio(SNR)105 decibels
Microphone Sensitivity105 decibels
Featuressound_isolation, Tangle Free, Media Control, touch, Wired, In Ear, dynamic_driver, 25 ohm

Questions about this item

What size ear tips fit the 10 mm driver nozzle?

The 10 mm dynamic driver uses a standard in-ear nozzle that accepts common silicone or foam tips; choose a size that seals your ear canal for the 25 ohm impedance and 105 dB sensitivity to perform as specified.

How do I attach the detachable cable without damaging the MMCX-style connectors?

Align the red and blue indicators, push straight in until you feel a click — twisting or forcing the pins bends them and causes intermittent contact on the 3.5 mm plug end.

When should I replace the PU memory ear hooks?

Replace the hooks when they no longer spring back or the coating becomes tacky; worn hooks change the fit and reduce the sound isolation that the 3.8 µm diaphragm relies on for bass response.

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