Introduction - Quectel EG91 Series Hardware Design

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Introduction

This document defines the EG91 series module and describes its air interface and hardware interface
which are connected with customers' applications.
This document can help customers quickly understand module interface specifications, electrical and
mechanical details, as well as other related information of EG91 series module. Associated with
application note and user guide, customers can use EG91 series module to design and set up mobile
applications easily.
1.1. FCC Certification Requirements.
According to the definition of mobile and fixed device is described in Part 2.1091(b), this device is a
mobile device.
And the following conditions must be met:
1. This Modular Approval is limited to OEM installation for mobile and fixed applications only. The antenna
installation and operating configurations of this transmitter, including any applicable source-based time-
averaging duty factor, antenna gain and cable loss must satisfy MPE categorical Exclusion Requirements
of 2.1091.
2. The EUT is a mobile device; maintain
and must not transmit simultaneously with any other antenna or transmitter.
3.A label with the following statements must be attached to the host end product: This device contains
FCC ID: XMR202008EG91NAXD.
4.To comply with FCC regulations limiting both maximum RF output power and human exposure to RF
radiation, maximum antenna gain (including cable loss) must not exceed:
EG91_Series_Hardware_Design
at least a 20 cm separation between the EUT and the user's body
LTE Standard Module Series
EG91 Series Hardware Design
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