Introduction - Quectel EM12-G Hardware Design

LTE-A Module Series
EM12-G Hardware Design
1

Introduction

This document defines EM12 module and describes its air interface and hardware interfaces which are
connected with customers' applications.
This document can help customers to quickly understand the interface specifications, electrical and
mechanical details, as well as other related information of EM12 module. To facilitate its application in
different fields, reference design is also provided for customers' reference. Associated with application
note and user guide, customers can use the module to design and set up mobile applications easily.
減少電磁波影響，請妥適使用.
The device could be used with a separation distance of 20cm to the human body.
Hereby, [Quectel Wireless Solutions Co., Ltd.] declares that the radio equipment type [EM12-G] is in
compliance with Directive 2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address:
http://www.quectel.com
FCC Regulations:
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) This device must accept any
interference received, including interference that may cause undesired operation.
This device has been tested and found to comply with the limits for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates, uses and can radiated
radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will
not occur in a particular installation If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the user is
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