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FCC ID 2AC7Z-EK057

Espressif EK057 module FCC filing (2AC7Z-EK057)

Public FCC record for Espressif EK057 (2AC7Z-EK057), a digital transmission system device filed by Espressif Systems (Shanghai) Co., Ltd. Public exhibits include external photos, internal photos, a user manual, and RF exposure information. Radio evidence covers 2.4 GHz Wi-Fi / Bluetooth.

Networking2AC7Z brand hub
Espressif Systems (Shanghai) Co., Ltd.
2AC7Z-EK057
Networking
Dec 23, 2020
Plain-English filing summary

What this FCC record tells you

EK057 is the device filed under FCC ID 2AC7Z-EK057 by Espressif Systems (Shanghai) Co., Ltd.

Public exhibits include internal and external photos, a user manual, RF exposure information, and wireless test reports.

The strongest extracted details are internal photos and manual excerpts.

Those exhibits help verify what the device looks like, how its radios were tested, and setup or use details from the manual.

The listed radio coverage includes 2.4 GHz Wi-Fi / Bluetooth.

Manual excerpts cover button controls.

Terms in this filing

FCC ID
A public identifier assigned to a wireless device authorization.
Grantee Code
The manufacturer/applicant portion of an FCC ID.
DTS
FCC equipment class for digital transmission systems.
Part 15C
FCC rules for many unlicensed intentional radiators.
Official FCC facts

FCC filing details

Raw application fields from the FCC record, shown separately from the plain-English summary.

Grantee code2AC7ZThe FCC-assigned applicant code at the start of the FCC ID.
Product code-EK057The filing-specific product code. It is not always the retail product name.
Application purposeOriginal EquipmentShows whether the FCC action was an original authorization, change, or related filing update.
FCC equipment classDSS - spread-spectrum wireless transmitterIn plain English, this covers a spread-spectrum wireless transmitter.
FCC rule partsPart 15C - low-power wireless rulesPart 15C is the FCC rule bucket used for many low-power Wi-Fi, Bluetooth, and similar transmitters.
Application ID5B2T0yzhciNyMhHP/1eHHQ==The FCC tracking ID for this application batch.
Filing timeline

What changed in this filing

A quick read on what each public FCC application changed or confirmed, with source links attached.

Dec 23, 2020

Original Equipment

2 FCC applications

2 related FCC applications share this date and purpose, so they are grouped here instead of repeated as separate Original Equipment rows.

  • Applications: 5B2T0yzhciNyMhHP/1eHHQ==, riFQKFIyo3tdKO1ZXxyP5Q==
  • Equipment classes: DSS - spread-spectrum wireless transmitter; DTS - digital wireless transmitter
  • FCC rules: Part 15C - low-power wireless rules
  • Bands: 2.4 GHz Wi-Fi / Bluetooth: 2 ranges
  • Public exhibits: user manual, external photos, internal photos, RF exposure, RF test report
SourcesFCC grantFCC exhibit listUser manual
Wireless test details

Wireless details from FCC tests

This section summarizes what the FCC test documents say about the device's wireless connections and tested frequency ranges. RF exposure or SAR rows are compliance/safety context, not a speed or range claim.

This filing covers Wi-Fi-style wireless operation, including the shared frequency ranges shown below.

FCC equipment classDTS - digital wireless transmitterThe FCC shorthand for the radio behavior reviewed in this filing.
FCC rule partsPart 15C - low-power wireless rulesThe rule sections cited by the grant or test documents.
Frequency bands2.4 GHz Wi-Fi / Bluetooth: 2 rangesThe radio ranges the FCC filing lists for the device.Source: FCC grant; 2 ranges grouped below
Power density0 mW/cm2RF exposure/SAR values are FCC compliance checks for radio energy near people, not product performance specs.Source: RF Exposure Info p. 8
Public photo exhibits

Public FCC photos

Product photos from public FCC exhibits, formatted for easier browsing. External photos show the enclosure and labels; internal photos show boards, antennas, and other compliance-relevant hardware.

Espressif EK057 internal FCC photo from Internal Photos p. 1
Internal viewEspressif EK057 internal FCC photo from Internal Photos p. 1Source: Internal Photos p. 1
Espressif EK057 internal FCC photo from Internal Photos p. 1
Internal viewEspressif EK057 internal FCC photo from Internal Photos p. 1Source: Internal Photos p. 1
Espressif EK057 internal FCC photo from Internal Photos p. 1
Internal viewEspressif EK057 internal FCC photo from Internal Photos p. 1Source: Internal Photos p. 1
Espressif EK057 internal FCC photo from Internal Photos p. 1
Internal viewEspressif EK057 internal FCC photo from Internal Photos p. 1Source: Internal Photos p. 1
User manual

User manual

Searchable manual text plus skimmable details from the public FCC user manual.

Official FCC source: Users Manual2.4 MB public file

The public manual includes useful power, setup, and button and port details.

Manual at a glance

  • 2. Get Started on EK057p. 6
  • 2. Get Started on EK057p. 7
  • 2. Get Started on EK057p. 10

What power or charging details does the manual include?

2.

Source: Users Manual, page 6

How do I set up this device?

6.

Source: Users Manual, page 7

What buttons or ports does the manual describe?

−−Building empty aws_iot component due to configuration −−Component names:...

Source: Users Manual, page 10
2. Get Started on EK057

−−Building empty aws_iot component due to configuration −−Component names:...

Source: Users Manual, page 10
Open FCC filing source

Official FCC documents

Open the original FCC files used to check the details shown here. Badges separate whether a file is public from whether details from that file appear on this page.

FCC grant

Official FCC grant or authorization record.

Public FCC fileUsed on this page
Source

Users Manual (5054979)

Public user manual or setup guide from the FCC filing.

Public FCC fileUsed on this page
FCC type: Users ManualApplication ID: 5B2T0yzhciNyMhHP/1eHHQ==
Source

Internal Photos (5054982)

Internal product photo exhibit from the FCC filing.

Public FCC fileUsed on this page
FCC type: Internal PhotosApplication ID: 5B2T0yzhciNyMhHP/1eHHQ==
Source

External Photos (5054981)

External product photo exhibit from the FCC filing.

Public FCC fileOriginal FCC file
FCC type: External PhotosApplication ID: 5B2T0yzhciNyMhHP/1eHHQ==
Source

RF Exposure Info (5055001)

RF exposure exhibit from the FCC filing.

Public FCC fileUsed on this page
FCC type: RF Exposure InfoApplication ID: 5B2T0yzhciNyMhHP/1eHHQ==
Source

19 additional official FCC documents

Additional FCC exhibits are grouped here by source type instead of repeated as individual rows.

Source index
1 grant record3 manuals or setup guides1 internal photo exhibit1 external photo exhibit1 RF exposure exhibit2 RF report exhibits10 test report exhibits