DC 420

DC 420: 20 way rack mount charger for use with GT 400R and GT 400T. Off the shelf sets consisting of 19 x GT 400R and 1 x GT 400T will be Clockaudio GT SET FOUR.
QUICK SPECS
Application
DC 420: 20 way rack mount charger for use with GT 400R and GT 400T. Off the shelf sets consisting of 19 x GT 400R and 1 x GT 400T will be Clockaudio GT SET FOUR.
Operating Temperature
-10° C - 50° C
Finish
Black

Engineered for Perfect Speech Capture

DC 420: 20 way rack mount charger for use with GT 400R and GT 400T. Off the shelf sets consisting of 19 x GT 400R and 1 x GT 400T will be Clockaudio GT SET FOUR.

  • 20 slot Lithium ion battery charger designed to accept clockaudio GT 400R and GT 400T.
  • LCD display to set/show channel frequencies.
  • Ability to sychronise all transmitters/receivers that are docked to the same frequency.
  • Charging light on each bay gives clear indication of charge status.
  • Charging time on flat batteries is 7 hours.
  • Robust metal construction charger can be stand alone or rack mountable.
  • Finish: Black.

For ‘Glossary of Terms’ Click Here

20 slot Lithium ion battery charger designed to accept clockaudio GT 400R and GT 400T.

LCD display to set/show channel frequencies.

Ability to sychronise all transmitters/receivers that are docked to the same frequency.

Charging light on each bay gives clear indication of charge status.

Technical Specifications

Application
DC 420: 20 way rack mount charger for use with GT 400R and GT 400T. Off the shelf sets consisting of 19 x GT 400R and 1 x GT 400T will be Clockaudio GT SET FOUR.
Operating Temperature
-10° C - 50° C
Finish
Black

Key Features

01

20 slot Lithium ion battery charger designed to accept clockaudio GT 400R and GT 400T.

02

LCD display to set/show channel frequencies.

03

Ability to sychronise all transmitters/receivers that are docked to the same frequency.

04

Charging light on each bay gives clear indication of charge status.

05

Charging time on flat batteries is 7 hours.

Downloads & Documentation

Installation Guide
PDF • 320.6 KB

Frequently asked questions

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.

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.

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.

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.

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.

IDEAL FOR

Application Areas

Corporate AV

Professional audio solutions for corporate environments and facilities.

Healthcare Facilities

Clear communication for medical consultations and patient interactions.

Event Venues

Versatile audio capture for live events and presentations.
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