Exhibit 4

FCC ID WEP-PPMDSK001

SafeSpot Disk

TRT Technology, Inc.

1. FCC ID
2. TRT Technology, Inc.
3. WEP-PPMDSK001
4. Exhibit 4

Document ID #981743

This document is available from the following links. Linking directly to FCC.gov may result in an error.

• https://apps.fcc.gov/eas/GetApplicationAttachment.html?id=981743
• https://fccid.io/WEP-PPMDSK001/Block-Diagram/Exhibit-4-981743
• https://fccid.io/WEP-PPMDSK001/Block-Diagram/Exhibit-4-981743.pdf

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