Juniper Allegro 3

Juniper Allegro 3

The Juniper Allegro 3 is a delightful and rugged device that’s designed for the data-intensive power user. With a lightning-fast processor and open-source Android OS, the Allegro 3 is the most powerful mobile computer yet. It even provides a 20 percent speed increase over its predecessor, and it exceeds military equipment durability standards, receiving an impressive IP68 rating. The computer boasts rapid data transfer speeds, fast program and file load times, a remarkable 20-hour battery life, increased memory storage, 4G LTE connectivity, 2-5 meter accuracy GPS, and provisioning using the Esper Provisioner Tool.

Esper is a device management company. We don’t sell devices directly, but offer in-depth hardware recommendations informed by thousands of customers and vetted for your use case, needs, and desired outcomes. Our vast partner catalog and relationships mean we can connect you directly to manufacturers, saving you time, trouble, and money. Welcome to the fast lane.
This device is no longer supported by the manufacturer or is no longer available for purchase. This page is for historical information only. If you have questions about hardware selection for your business, contact us.

Juniper Allegro 3 Specifications



4.2” VGA LCD TFT (640 x 480p)


5MP rear (autofocus)


Allegro 3
ARM Cortex-A9 i.MX6 @ 1.2GHz


COM1, RS-232C 9-pin D connector with 5VDC power output on pin 9

Operating System (OS)

Android 7.1 AOSP


Intelligent 12,000mAh Li-ion 3.6VDC


Bluetooth 4.1
802.11b/g/n with extended range


G LTE CAT-4/3G-fallback; LTE frequency bands: NA 2, 4, 5, 12, EU 1, 3, 7, 8, 20, 28, and AU 1, 3, 5, 7, 8, 28



Weight (in grams)

2 years


137.1 x 259.08 x 40.64mm





Allegro 3

What Does “Esper Supported” Mean?

Esper Supported devices have been fully validated by Esper in our labs or deployed at a sufficient scale by customers to prove they meet the bar for real-world deployment. When you choose an Esper Supported device, you’re getting hardware that is sufficiently vetted for use on our device management platform and ready for deployment at scale.

What is Esper Foundation for Android? 

Esper Foundation for Android is an enterprise-grade operating system for company owned and managed hardware. It features long-term support, regular security patches, and customizable control over the entire experience, combined with robust and powerful device management tools. It’s the full-stack solution you’ve always dreamed of. 
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Choose the Right Hardware for Your Application

Inadequate hardware can restrict the functionality of your system, resulting in a subpar experience and performance. Esper tackles this with:
Zero-Touch Provisioning
Ready-to-go Secure Remote Debugging
Remote View and Remote Control

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Features of Esper Supported Devices

Juniper Allegro 3

Remote Control
and Debugging

Control, troubleshoot, and debug devices as if they’re right in front of you. From anywhere.
Juniper Allegro 3

Kiosk Mode

Lock a single app to the screen with top-notch security. No breaking it, no getting around it.
Juniper Allegro 3

Granular Software Deployment

Software delivery on your terms. Specific devices,  groups, and app version control.
Juniper Allegro 3

Automated Provisioning

Build custom blueprints to automate device provisioning and streamline setup. Over and over again.