OBD With Voice

OBD With Voice (OB22) – Concox

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Concox OB22 OBD GPS Tracker with Voice Monitoring — Full Review (2025)
Product Review

Concox OB22 — OBD GPS Tracker with Voice Monitoring

A closer look at the plug & play tracker's features, how voice monitoring actually works, and whether it fits your needs.

The Concox OB22 stands out in the crowded OBD tracker category for one specific reason: it adds remote voice monitoring on top of the standard GPS tracking features — something most plug-and-play trackers in this price range don't offer.

Made by Jimi IoT (Concox), the OB22 is a plug & play OBD-port tracker that connects over GSM/GPRS alongside GPS positioning. It's built to be installed without tools or wiring, and it's widely supported across major fleet tracking platforms, which makes it a flexible option whether you're tracking a single family car or integrating it into an existing fleet system.

Key Features

PositioningDual GPS + LBS (cell tower) positioning for continued location estimates even in weak GPS conditions
InstallationPlug & play into the vehicle's OBD-II port — no wiring or professional installer needed
Power InputWide voltage range (9–36V), compatible with most standard, hybrid, and newer vehicles
Voice MonitoringCall a pre-set number and let it ring for a set duration to remotely listen to sound around the device
AlertsPlug-out alert, ignition (ACC) status change, over-speed, sharp turns, low battery, and SOS
SOS FunctionPress-and-hold to trigger an SOS alert that sends a message and calls preset emergency numbers
App & PlatformAndroid/iOS app plus web dashboard; also compatible with major third-party platforms (Wialon, Navixy, TrackoBit, and others)
HistoryDaily, weekly, and monthly trip playback

How Voice Monitoring Works

This is the OB22's headline feature. When a pre-registered phone number calls the device and lets it ring for roughly ten seconds without hanging up, the tracker automatically answers and lets you listen to the ambient sound around the vehicle — without any indicator light or sound alerting anyone nearby. It's designed as a discreet monitoring tool rather than a two-way intercom.

Use responsibly: Audio monitoring is legally and ethically different from location tracking. Recording or listening in on conversations without the knowledge of the people involved may be restricted or illegal depending on local law — this applies whether the vehicle is a family car, a rental, or a company vehicle with employees inside. Before relying on this feature, check local regulations and, for company or shared vehicles, get clear consent from anyone who may be recorded.

Other Notable Alerts

Plug-Out Alert

Sends a notification the moment the device is unplugged from the OBD port — useful for catching tampering or theft attempts early.

Ignition Status

Detects when the vehicle is turned on or off based on the OBD connection, useful for trip logging and idle-time tracking.

Over-Speed & Sharp Turn

Flags harsh driving events in real time — handy for both personal safety monitoring and company vehicle accountability.

SOS Alert

A held press sends an emergency SMS and calls preset numbers in sequence until someone answers.

Installation: What to Expect

  1. Locate your vehicle's OBD-II port — usually under the dashboard, near the steering column.
  2. Plug the OB22 directly into the port; no cutting, wiring, or tools required.
  3. Insert a compatible SIM card (check size and network compatibility beforehand) and power on the device.
  4. Download the companion app or log into the web platform to register the device.
  5. Set up your SOS numbers and voice-monitoring authorized number in the app settings.
  6. Test the plug-out alert, geofence, and voice monitoring once before relying on it day to day.

Who This Tracker Fits Best

  • Families wanting a quick, toolless way to track a personal or teen driver's car with an added safety-check option.
  • Small business owners managing a handful of company vehicles who want alerts without a full telematics contract.
  • Rental and leasing companies that need a fast install/removal process between different renters or lessees.
  • Anyone already using a fleet platform like Wialon or Navixy, since the OB22 integrates directly rather than requiring a separate proprietary app.

Pros and Cons

✔ Strengths

  • Genuinely tool-free installation
  • Voice monitoring is a rare feature at this device tier
  • Dual GPS+LBS positioning helps in weak-signal areas
  • Works with several established fleet platforms

✘ Considerations

  • Voice monitoring raises privacy/consent responsibilities
  • Requires an active SIM/data plan to function
  • OBD-based trackers can be spotted and unplugged, unlike hardwired units
  • Warranty and support terms vary significantly by retailer/region
Buying tip: Since the OB22 is sold through multiple regional distributors, compare warranty terms and SIM/data plan pricing between sellers in your country before purchasing — hardware pricing is often similar, but support and warranty coverage can differ significantly.

Considering the OB22 for your vehicle or fleet?

Tell us whether it's for a personal car or multiple company vehicles, and we'll help you compare it against other OBD trackers in this guide series.

Compare GPS Tracker Options

Frequently Asked Questions

Does the Concox OB22 work without cutting any wires?

Yes — it plugs directly into the vehicle's OBD-II port with no wiring or professional installation required.

Is voice monitoring legal to use?

This depends on your local laws around audio recording and consent. Regulations vary by country and by relationship (owner, employer, family member), so it's worth checking local rules and obtaining consent from anyone who may be recorded before using this feature.

Will the OB22 still work if it's unplugged from the OBD port?

It sends a plug-out alert to notify you when disconnected, and can run briefly on internal battery, but full functionality depends on being connected to the vehicle's power.

Can I use the OB22 with my existing fleet tracking software?

It's compatible with several established fleet and telematics platforms, so if you already use one of these systems, the OB22 can often integrate directly rather than requiring a separate app.

Final Thoughts

The Concox OB22 earns its place on a shortlist for anyone who wants an easy-install tracker with more than basic location reporting — the plug-out alert and voice monitoring feature genuinely set it apart from typical entry-level OBD trackers. The trade-off is responsibility: voice monitoring is a feature that needs to be used with clear consent and awareness of local law, not just switched on by default.

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