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Geotab IOX-BUZZ

The IOX-BUZZ boosts the in-cab beep from a Geotab GO device so drivers in loud trucks and equipment actually hear their alerts. Here is how it works, who needs it, and how it should be mounted.

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Geotab IOX-BUZZ

What Is the IOX-BUZZ?

Every Geotab GO device has a small internal buzzer that sounds when a driver trips an in-vehicle alert, such as idling too long or exceeding a speed threshold. In a quiet car that beep is enough. In a diesel truck, a dump body or a vehicle with the windows down at highway speed, it often goes unheard, and an alert the driver never hears does nothing to change behavior.

The IOX-BUZZ is a compact external buzzer that plugs into the GO device's IOX expansion port. When the GO device beeps, the IOX-BUZZ sounds at the same time, at a much higher volume and from a location the installer chooses. It adds no new alert logic. It makes the existing feedback loud enough to work.

sound openingPC+ABS clamshelltwo mounting holes2205 mm leadmale mini-USB infemale mini-USB outtermination shunt
The IOX-BUZZ drawn as a schematic: the buzzer body with its sound opening and two mounting holes, the long lead, and the plug and socket that let it share the IOX chain.

What Does the IOX-BUZZ Do?

  • Amplifies existing alerts. Both the GO device's own buzzer and the IOX-BUZZ sound together, so nothing about the current alert setup has to change.
  • Carries driver feedback rules. Alerts for over-revving, excessive idling and speeding, plus server-based rules set up in MyGeotab, reach the driver through the louder buzzer.
  • Lets the sound sit where the driver is. The GO device is often tucked behind a panel near the diagnostic port. The buzzer's long lead lets it be mounted in the open, closer to the driver's ears.
  • Joins an IOX chain. It passes power and CAN through to the next module, so it can share the expansion port with other add-ons.

What Do Fleets Use the IOX-BUZZ For?

  • Heavy trucks and tractors. Engine and road noise in a Class 8 cab can easily drown out the internal beep. The external buzzer is the simplest fix for fleets that rely on audible coaching.
  • Construction and dump fleets. Vehicles with loud bodies, open windows and job site noise get alerts drivers can hear without adding spoken prompts.
  • Refuse and municipal service trucks. Units with hydraulics running and frequent stops benefit from feedback that cuts through the background.
  • Idle reduction programs. When a fleet is trying to cut fuel burned at idle, the idle alert only helps if the driver notices it. A louder buzzer makes the reminder hard to miss.
  • Speed coaching in older or noisy vans. Service fleets with loud cargo areas use it so speeding reminders register.

What Are the IOX-BUZZ's Key Specifications?

SpecDetail
Sound output75 dBA at 30 cm
Input voltage12 V / 24 V nominal
Current draw40 mA typical, 100 mA maximum operating; 0.4 mA sleep
InterfaceCAN at 500 kbps for daisy chaining
ConnectorsMale mini-USB Type-B in, female mini-USB Type-B out
Overall length2205 mm
Widest point60 mm W x 16 mm H
Weight96 g
HousingPC+ABS clamshell
Operating temperature-40 °C to +85 °C
CompatibilityGO7 and newer devices; Base, Pro, ProPlus and Regulatory plans

What Should Installers Know About the IOX-BUZZ?

Placement is the whole job with this module. Geotab's guidance stresses that where the buzzer sits decides whether the driver hears it, especially at speed with windows open, and an open spot under the dash usually works well. Burying it behind a kick panel defeats the purpose. It mounts with screws or a zip tie through its two holes; tape is only an option when both surfaces are properly prepped. The GO device is unplugged before the 90 degree connector goes into the expansion port, and the zip tie on that connector should not be overtightened. If the buzzer is not the last module in a chain, its termination shunt comes out, and the last IOX keeps its shunt secured. We power up, confirm the GO device enters debug mode, and verify communication through Geotab's install site.

dashsteering columnbuzzer in open spotunder the dashkick panelGO device neardiagnostic portlead with cable tiesscrews or zip tie through both holes
Placement decides whether the driver hears it: the buzzer goes in the open under the dash, not behind a kick panel, with its lead tied back to the GO device.

Who Is the IOX-BUZZ Right For, and Who Should Choose Something Else?

The IOX-BUZZ fits fleets that already use, or plan to use, the GO device's audible alerts and run vehicles too loud for the internal beeper. It is low cost to power and adds little to the chain's current budget. It is not the right pick when drivers hear the beep but do not know what it means. For that, the IOX-GOTALK speaks the reason for each alert. Fleets that do not turn on in-cab feedback at all have no use for an external buzzer.

What Are Common Questions About the IOX-BUZZ?

Does it need its own setup in MyGeotab?

Geotab's documentation describes it as sounding whenever the GO device does. The work is in configuring which driver feedback alerts are turned on, which we can help set up during installation.

How loud is it compared to the built-in beep?

Geotab rates it at 75 dBA measured at 30 cm. The bigger practical difference is usually location, since the buzzer can be mounted where the driver can hear it instead of next to the diagnostic port.

Can it run alongside a driver ID reader?

Yes. It is a pass-through IOX module, so it can sit in a chain with other add-ons as long as the total current stays within the GO device's limit. We can supply and install it with the rest of the system.

API Signal can bring the IOX-BUZZ to your yard, mount it where your drivers will actually hear it, and test it before the truck goes back out. To set that up, call 803-513-1009 or send the details through Get a Quote.

Sources: Geotab IOX-BUZZ support document; Geotab Marketplace IOX-BUZZ listing; Geotab guide to IOX add-ons. GEOTAB is a registered trademark of Geotab Inc. API Signal is an independent installer and is not Geotab.

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