Ankle Monitor Company — GPS Ankle Bracelet Manufacturer

Leading ankle monitor manufacturer serving corrections, pretrial, parole & probation agencies in 30+ countries. One-piece GPS ankle monitors with 7-day battery, fiber optic anti-tamper (zero false positives), and <3 second installation.

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CO-EYE Hardwares

Next-generation GPS ankle monitors and electronic ankle bracelets. Ultra-high security and reliability powered by 20 years of innovation in electronic monitoring technology.

CO-EYE ONE GPS Ankle Monitor

CO-EYE ONE

The lightest one-piece GPS ankle monitor at 108g. 7-day battery, fiber optic anti-tamper (zero false positives), multi-GNSS positioning under 2m accuracy.

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CO-EYE i-Bracelet/i-Tracker

CO-EYE i-Bracelet/i-Tracker

Two-piece GPS ankle bracelet and tracking unit for precision location monitoring. RF wristband pairs with portable tracker for continuous offender supervision.

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CO-EYE HouseStation

CO-EYE HouseStation

Advanced curfew monitoring with integrated cellular and Bluetooth, plus battery backup for continuous operation.

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bluetooth optical fiber wristband

CO-EYE Wristband

The smallest professional electronic monitoring anti-tamper wristband in the world — only 17g, virtually indistinguishable from a fitness band.

BLE and RF ankle bracelet options with 2-year battery life. Fiber optic tamper detection for GPS ankle monitor pairing with i-Tracker or HouseStation.

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CO-EYE Wristband CO-EYE Wristband Product Line
CO-EYE Monitoring Software Platform

CJIS-READY MONITORING PLATFORM

Our Software is quick, lean, and market-focused.

A CJIS-ready, zero-trust platform with court-admissible evidence reports, 13 modules for GPS ankle monitor management, offender tracking, zone alerts, and compliance reporting. ECDSA-signed data chain from device to courtroom.

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ONE-STOP MONITORING SOLUTION

Complete GPS Ankle Monitor Product Line for All Risk Levels

From high-risk GPS ankle monitors (CO-EYE ONE) to low-risk smartphone tracking (AMClient), our electronic monitoring product matrix covers every offender supervision need on a single unified platform.

CO-EYE Complete Product Matrix

ankle monitor solutions

Monitoring Solutions

Community Correction

Community Correction

 Bail Monitoring

Bail Monitoring

 Risk-Based Monitoring

Risk-Based Monitoring

 Prison & Jail

Prison & Jail

expert guides

Ankle Monitor Knowledge Hub

Expert resources to help you understand, evaluate, and deploy electronic ankle monitoring technology.

What Is an Ankle Monitor?

How ankle monitors work, types (GPS, RF, alcohol), who wears them, costs, rules, and the technology behind modern electronic monitoring.

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GPS Ankle Monitor Guide

How GPS ankle bracelets work, one-piece vs two-piece types, battery life, tamper detection, accuracy, costs, and procurement evaluation.

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Top Ankle Monitor Companies

In-depth comparison of BI Incorporated, SCRAM, SuperCom, Geosatis, and CO-EYE capabilities and market positioning.

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Ankle Monitor Cost & Pricing

Daily fees, equipment costs, total cost of ownership analysis, and state-by-state pricing comparison for EM programs.

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House Arrest Monitoring Guide

Home detention technology, curfew enforcement, RF vs GPS monitoring, and compliance management for house arrest programs.

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Electronic Monitoring Guide

Complete overview of electronic monitoring: GPS, RF, alcohol, smartphone supervision. History, global programs, evidence, standards & procurement.

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Why Choose CO-EYE GPS Ankle Monitors?

200,000+ devices deployed across 30+ countries. 7-day battery. Zero false tamper alerts. Under 3-second installation.

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200,000+

Devices Deployed

30+

Countries Served

20+

Years of Experience

CJIS

Security Policy Ready

REFINE Technology (CO-EYE) has been a professional ankle monitor company since 2004, providing GPS ankle monitors and electronic monitoring solutions to government agencies, corrections departments, and bail bond companies worldwide.

Latest Resources

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EU Council adopts Return Regulation 2026 — GPS ankle monitor electronic monitoring as alternative to detention expands to 27 member states

EU Return Regulation Mandates GPS Ankle Monitors for Immigration: What It Means for EM Equipment Suppliers

On October 1, 2026, the Council of the EU formally adopted Regulation (EU) 2026/2280 — the new Return Regulation that replaces the 2008 Return Directive. Twenty-three member states voted in favor, Spain voted against, and Belgium abstained. The regulation enters force in autumn 2027. For GPS ankle monitor manufacturers and electronic monitoring service providers, this […]

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