What industries does Clockaudio serve?

Clockaudio solutions are used across corporate offices, education, government, healthcare, broadcast, and commercial AV environments where reliable, high-quality audio is essential.

Are Clockaudio products compatible with major conferencing platforms?

Yes — Clockaudio microphones and audio systems integrate seamlessly with major unified communications platforms including Microsoft Teams Rooms, Zoom Rooms, Cisco Webex, and Google Meet. Our boundary, gooseneck, and ceiling microphones deliver the clarity and reliability required for professional video conferencing installations worldwide.

Do you offer support for system design and installation?

Yes. Our engineering team provides system design consultations for integrators and end-users, helping specify the right combination of microphones, processors, and accessories for your space. Our technical support team is available throughout the installation and commissioning process.

Where are Clockaudio products manufactured?

Clockaudio has been designing and manufacturing professional audio products in the United Kingdom for over 40 years. Our UK facility handles R&D, precision assembly, and quality control — ensuring every product meets the standards expected by AV professionals worldwide.

How can I choose the right microphone for my space?

The right microphone depends on your room size, acoustic environment, and application. Boundary microphones suit tabletop conferencing; goosenecks are ideal for fixed lectern or dais positions; ceiling-mounted mics offer clean aesthetics for modern meeting rooms. Contact our team or use our Search Facility to find a certified integrator near you for a tailored recommendation.

C004E-RF

The Electret Condenser microphone has a Cardioid Polar Pattern. It is constructed from robust high quality brass with a low profile steel mesh top.

QUICK SPECS

Type

Condenser (Back Electret)

Polar Pattern

Cardioid Frequency Response 100 Hz - 16 KHz

Sensitivity

-37dB +/- 3dB @ 1 KHz (0dB = 1 V/Pa)

Termination

3 Pin Male XLR

Engineered for Perfect Speech Capture

The Electret Condenser microphone has a Cardioid Polar Pattern. It is constructed from robust high quality brass with a low profile steel mesh top. The microphone is fitted with a Phantom Power Adaptor accepting 9 to 48 volts DC.

The Phantom Power Adaptor also includes filters which will eliminate all GSM frequencies from 800-1200 MHz and is terminated with a male 3 pin XLR, Sensitivity -37dB +- 3dB @ 1Khz (0dB=1V/Pa), impedance 200 Ohms, total harmonic distortion (THD) at an operating level of 120dB is less than 1%. Also includes rubber isolators to minimize the transfer of mechanical noise from table, ceiling or panel. Finish: Satin Black or White

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

Technical Specifications

Length

90.5mm (3.6")

Application

Cardioid Boundary Layer Condenser Microphones designed for a wide range of installed pro sound, conferencing or security

Type

Condenser (Back Electret)

Polar Pattern

Cardioid Frequency Response 100 Hz - 16 KHz

Sensitivity

-37dB +/- 3dB @ 1 KHz (0dB = 1 V/Pa)

Impedance

200 Ohms

S/N Ratio

69dB(A) Maximum Sound Pressure Level 125db at 1KHz 1% T.H.D.

Termination

3 Pin Male XLR

Finish

Satin Black or White

Dimensions

Hole cut out Diameter 24mm (.94") Visible Height 22mm (.87") Head Diameter 31mm (1.22")

Weight

103 g (3.6oz)

Key Features

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

immunity from GSM (cellphones) and

Downloads & Documentation

Product Data Sheet

PDF • 466.2 KB

Installation Guide

PDF • 313.4 KB

Frequently asked questions

Where can I find the full technical documentation?

Use the Data sheet button on this page for the full specification PDF, and check the Downloads tab for manuals and other documents.

What type of microphone is the C004E-RF?

The C004E-RF is a Condenser (Back Electret)

IDEAL FOR

Application Areas

Conference Rooms

Clear voice reproduction for video conferencing and unified communications.

Courtrooms & Legal

RF-immune design for reliable audio in sensitive legal proceedings.

Government & Municipal

Reliable audio systems for council chambers and government facilities.

Not Sure if the C004E-RF Is Right for You?

Our audio engineers can help you specify the perfect microphone for your installation. Get in touch for expert guidance.

C004E-RF

QUICK SPECS

Engineered for Perfect Speech Capture

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

Technical Specifications

Key Features

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

immunity from GSM (cellphones) and

Downloads & Documentation

Frequently asked questions

IDEAL FOR

Application Areas

Conference Rooms

Courtrooms & Legal

Government & Municipal

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Not Sure if the C004E-RF Is Right for You?

C004E-RF

QUICK SPECS

Engineered for Perfect Speech Capture

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

Technical Specifications

Key Features

Through Table Cardioid Boundary Layer

Microphone.

Engineered in high quality Brass.

RF friendly technology offering

immunity from GSM (cellphones) and

Downloads & Documentation

Frequently asked questions

IDEAL FOR

Application Areas

Conference Rooms

Courtrooms & Legal

Government & Municipal

YOU MAY ALSO LIKE

Related Products

CRM 203S-RF RGB

C006E

C003E-RF

C007-IP67

C 1020-RF

C005

Not Sure if the C004E-RF Is Right for You?

Search Products