PentaClass Runa Catchbox

THROWABLE wireless audience participation microphone. Easily pairs with the PentaClass Voice Reinforcement and Omnidirectional Soundfield Generator .
Works with the Runa wireless microphone simultaneously.

Pentaclass Video

A short video describing the Certes Technologies PentaClass Pro Audio Voice Reinforcement System and why it is so essential for classrooms.

The PentaClass System is the only voice reinforcement system with 360° omnidirectional sound that provides the Engagement Factor.

360° Omnidirectional soundfield generator

360° Omnidirectional soundfield generator
360° Omnidirectional Soundfield

Enjoy truly rich sounds whenever you are seated in the room.

Bluetooth connection

Stream your music from wherever you are in the room.

LED status indication

A specific light will illuminate on the top panel.

Hi Fi Design - Wood box

Vocal sound clarity, a full range for multimedia and a rich bass for music.

Easy Installation

In a matter of minutes you can install the PentaClass using the supplied mount on a ceiling or wall.

Remote control

Remote control for the easy operation of your PentaClass.

Audio presets

Choose voice, multimedia and music EQ presets.

Auto power off

Automatic power-saving mode to save energy.

1300 sqft (120 sqm) coverage

Suitable for room sizes of up to 1300 ft2 ( 120 m2).

Easy Use

Just plug it in and you are ready to go.

PentaClass Runa Catchbox

The sound that inspires. Imagine the possibilities.

PentaClass Runa Catchbox

The sound that inspires. Imagine the possibilities.

Smallest wireless HD microphone

Smallest wireless HD microphone
Two colour Versions

Dark walnut or light oak - choose best fit for you.


Thumb size wireless pendant microphone, so small, that you’ll forget, that you are using it.

Threated as peace of jewelry

Beautiful for every day use and wearing, handmade from wood.


7 hours battery life with one charge, charge it with standard mini USB charger.

Control in your hands

Built in remote control for Certes PentaClass audio system.

Two wearing options

By clip or by lanyard - choose which fits best for your todays’ outfit.

Point to point connection

with Certes PentaClass audio system - no accidental connections will bother you.

External microphone connectivity

Convenient solution for those who prefer wear headset mic.

Certes Catchbox. Throwable Microphone.

  • Digital, Interference free Audio

    Digital, Interference free Audio

    Using a digital signal instead of an analogue one, the Catchbox 2.4 completely avoids interference noises from other radio devices.

  • Active AutoMute

    Active AutoMute

    With the Catchbox, there is no need to worry about unwanted sounds that might occur when throwing or dropping the mic.

  • Global, License Free Use

    Global, License Free Use

    Working in the 2.4GHz frequency band, the Catchbox 2.4 works anywhere in the world without a license.

  • Light and Soft

    Light and Soft

    The Catchbox is made from a combination of durable foams and technical fabric, making it extremely light for its size as well as durable.

  • Magnetic Locking

    Magnetic Locking

    The Catchbox comes equipped with a unique magnetic locking mechanism which ensures that the inner capsule doesn’t pop out when the device is thrown.

  • Make it your own

    Make it your own

    Add custom colors and logos to truly make your Catchbox stand out in the crowd.

Technical Specifications



  • Frequency Response 80 Hz - 20 kHz

  • Output 45 W @ 8 Ω

  • Loudness 85 dB

  • Signal to noise ratio (typical) 106 dB


  • Inputs 1 x AUX, 3.5 mm stereo

  • Output 1 x AUX, 3.5 mm stereo, mixed

  • Professional level Bluetooth chip. Range up to 25 m.

In the box

  • Certes PentaClass soundfield generator

  • Power supply 19 V 2A

  • Power cord

  • Remote control with battery

  • Fixation bracket with screws

  • Safety wire

  • Plate for false ceiling


  • Flange

  • Runa microphone

  • Lanyard

  • USB charger 5V1A

  • Micro USB cable 1.2m

  • User’s manual

Runa Microphone

  • Transmitting frequency: 2.4 Ghz

  • Battery type: rechargeable via USB

  • Battery life: 7 hours

  • Operating range: Up to 15m

  • Dimensions: 3.0 x 6.5 x 1.4 cm

  • (1.18 x 2.6 x 0.55)

  • Weight: 28 g/0.98 oz


  • Transmitting frequency: 2.4 Ghz

  • Battery type: 2 x AA (LR6) alkaline

  • Battery life: >10 hours (with alkaline batteries)

  • Max wireless range: 30m (Line of Sight)

  • Dimensions: 18 x 18 x 18 cm (7 x 7 x 7 in)

  • Weight: 380 g / 13.5 oz

I'm Ready To Buy

To speak with a Certes representative,
please call +371 67615096

Support & Downloads

Frequently asked questions
and downloads

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