Zeroair Aura 25 Slim — by Mars Innovate Technology Co., Ltd.
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FCC ID 2BT57-26ZM001
Device Details
FCC ID 2BT57-26ZM001 Grantee Code 2BT57 Product Code 26ZM001 Applicant Mars Innovate Technology Co., Ltd. Address Bao'an District, Shenzhen,, N/A, N/A, China Equipment Class DCD - Part 15 Low Power Transmitter Below 1705 kHz Device Description Zeroair Aura 25 Slim Application Purpose Change in Identification Grant Date 2026-09-22 Frequency Range 0.115-0.205 MHz; 0.36-0.36 MHz Operating Frequencies
Frequency Range Application Purpose Final Action Date
0.115–0.205 MHz
Change in Identification
2026-09-22
0.36–0.36 MHz
Change in Identification
2026-09-22
Exhibits (10)
View on FCC.gov ↗
Document Type Available File
Us_Agent
Attestation Statements
2026-09-22
ADOBE ACROBAT PDF 152 KB
Attestation_Statement
Attestation Statements
2026-09-22
ADOBE ACROBAT PDF 424.6 KB
Kaspersky Statement
Attestation Statements
2026-09-22
ADOBE ACROBAT PDF 668.1 KB
TCB_validation_US_agent_process
Attestation Statements
2026-09-22
ADOBE ACROBAT PDF 1.2 MB
Authorization Letter from changer ID
Cover Letter(s)
2026-09-22
ADOBE ACROBAT PDF 204.7 KB
Change ID Request
Cover Letter(s)
2026-09-22
ADOBE ACROBAT PDF 222.9 KB
Letter Authorization
Cover Letter(s)
2026-09-22
ADOBE ACROBAT PDF 203.4 KB
External photos
External Photos
2026-09-22
ADOBE ACROBAT PDF 1.2 MB
ID label and location
ID Label/Location Info
2026-09-22
ADOBE ACROBAT PDF 1006.7 KB
User manual
Users Manual
2026-09-22
ADOBE ACROBAT PDF 665.4 KB
Application Information
Application ID oEmTIJGtFF+fKScs+F7LTQ== Final Action Date 2026-09-22 Application Purpose Change in Identification Model 26ZM001 Frequency Range 0.115-0.205 MHz; 0.36-0.36 MHz Equipment Class DCD - Part 15 Low Power Transmitter Below 1705 kHz Device Description Zeroair Aura 25 Slim Responsible Party Mars Guo, mars.creation2022@gmail.com, 18898651537 Technical Contact Tina Huang, Shenzhen Microtest Co., Ltd, tinahuang@51mti.com, +86-755 88850135 Non-Technical Contact lvan Wang, Picus Advisors US LLC, ivan.wang@picus.fi, (713) 391-4488 Test Firm Tina Huang, Shenzhen Microtest Co., Ltd., tinahuang@51mti.com, 0755-88850135-1132 TCB Email elabscert@applus.com TCB Scope A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices Long-Term Confidentiality Yes Short-Term Confidentiality No Modular Equipment Does not apply Composite Device No Cognitive Radio No Authorization Waiver No Authorization Waiver Approved No Section 5301 Certification Yes Related OET Knowledge DataBase Inquiry No Applications (1)
Application ID Date Purpose
oEmTIJGtFF+fKScs+F7LTQ==
2026-09-22
Change in Identification
Equipment Authorization
Frequency Output Tolerance Emission Designator Rules
0.115–0.205 MHz
15C
0.36–0.36 MHz
15C
Grants
TCB
GRANT OF EQUIPMENT
AUTHORIZATIONTCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:
LGAI Technological Center S.A. (APPLUS)
Ronda de la Font del Carme, s/n <BR>P.O. Box 08193,
Barcelona,
Spain
Date of Grant: 09/22/2026
Mars Innovate Technology Co., Ltd.
Houting Community, Shajing Subdistrict,
Bao'an District, Shenzhen,,
China
Attention: Mars Guo , PM
NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for
the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
FCC IDENTIFIER:
2BT57-26ZM001
Name of Grantee:
Mars Innovate Technology Co., Ltd.
Equipment Class:
Part 15 Low Power Transmitter Below 1705 kHz
Notes:
Zeroair Aura 25 Slim
Grant Notes
FCC Rule Parts
Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
15C
0.115
-
0.205
15C
0.36
-
0.36
The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End-users must be provided with operating procedures for satisfying RF exposure compliance.
Regulatory Testing from Start to Certificate
