Store Extended Serial Numbers

Monitor longer serial numbers, such as mobile equipment identities, electronic components, industrial parts and government assets with Impinj Monza 4E’s capability to support extended EPC memory up to 496 bits.


The endpoint layer of the Impinj platform


Why Use Impinj M4E

Fast Access to Large Memory
Enables tags that support large user-memory applications

True3D Antenna Support
Features two fully independent ports for tags without blind spots

Superior Sensitivity
Enables long read range of large tag populations delivering read reliability in challenging environments


Request Tag Samples

Key Features

High User Memory

128 bits of user memory

Extended EPC Memory

496 bits of EPC memory

Serialized TID

Provides fast access to a larger memory

Impinj Endpoint Overview

ICs Family

With over 30 billion items connected, Impinj tag chips are the industry standard for RAIN RFID solutions for retail, air transportation, healthcare and more. The Impinj endpoint products connects everyday items to the Internet and provides unique capabilities optimized for specific application needs.


Impinj (NASDAQ: PI) helps businesses and people analyze, optimize, and innovate by wirelessly connecting billions of everyday things—such as apparel, automobile parts, luggage, and shipments—to the Internet. The Impinj platform uses RAIN RFID to deliver timely data about these everyday things to business and consumer applications, enabling a boundless Internet of Things.

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