Product Info

LTE Standard Module Series
EC21_Series_Mini_PCIe_Hardware_Design
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Product Overview
2.1. General Description
EC21 series Mini PCIe module provides data connectivity on LTE-FDD, LTE-TDD, DC-HSDPA, HSPA+,
HSDPA, HSUPA, WCDMA, EDGE and GPRS networks with PCI Express Mini Card 1.2 standard
interface. It supports embedded operating systems such as Linux, Android etc., and also provides audio,
high-speed data transmission and GNSS functionalities for customers’ applications.
EC21 series Mini PCIe module can be applied in the following fields:

PDA and laptop computer

Remote monitor system

Wireless POS system

Intelligent meter reading system

Wireless router and switch

Other wireless terminal devices

EC21 series Mini PCIe contains Data + Voice version and Data-only version. Data + Voice version
supports voice and data functions, while Data-only version only supports data function.
2.2. Description of Module Series
EC21 series Mini PCIe series contains 10 variants, and are listed in the following table.
Table 2: Description of EC21 Series Mini PCIe
Module Series Description
EC21-E Mini PCIe
Supports GSM: 900/1800
Supports WCDMA: B1/B5/B8
Supports LTE-FDD: B1/B3/B5/B7/B8/B20
Supports LTE/WCDMA receive diversity
NOTE