Public FCC record for Espressif ESP8684-WROOM-07 (2AC7Z-ESP868407), a 2.4 GHz Wi-Fi and Bluetooth IoT module 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.
ESP8684-WROOM-07 is the 2.4 GHz Wi-Fi and Bluetooth IoT module filed under FCC ID 2AC7Z-ESP868407 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 and external photos, wireless test measurements, and manual setup and troubleshooting notes.
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.
Raw application fields from the FCC record, shown separately from the plain-English summary.
A quick read on what each public FCC application changed or confirmed, with source links attached.
This FCC application appears to be the original authorization package for the device, with the matching grant and public exhibits grouped together.
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 class | DTS - digital wireless transmitterThe FCC shorthand for the radio behavior reviewed in this filing. |
|---|---|
| FCC rule parts | Part 15C - low-power wireless rulesThe rule sections cited by the grant or test documents. |
| Frequency bands | 2.4 GHz Wi-Fi / Bluetooth: 2 rangesThe radio ranges the FCC filing lists for the device.Source: FCC grant; 2 ranges grouped below |
| Frequency range | 2412 - 2462 MHz | 2402 - 2480 MHzSource: RF Exposure Info p. 5 |
| Maximum conducted output power | 30 dBmTransmit-power values come from lab testing and should not be read as a promised wireless range.Source: Test Report p. 4 |
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.
Useful setup, control, or operating details from the public FCC manual exhibit.
Small-sized 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth® 5 module
• ESP8684H2 or ESP8684H4 embedded, 32-bit RISC-V single-core processor, up to 120 MHz • 576 KB ROM • 272 KB SRAM (16 KB for cache)
ESP8684-WROOM-07 can be connected to an external monopole antenna.
• 1 x ESP8684-WROOM-07 • 1 x Espressif RF testing board • 1 x USB-to-Serial board • 1 x Micro-USB cable • 1 x PC running Linux In this user guide, we take Linux operating system as an example. For more information about the configuration on Windows and macOS, please refer to ESP-IDF Programming Guide for ESP8684.
2. Connect the RF testing board to the USB-to-Serial board via TXD, RXD, and GND.
3. Connect the USB-to-Serial board to the PC.
Visual pages and diagrams from the public FCC manual exhibit.
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.
Official FCC grant or authorization record.
Public user manual or setup guide from the FCC filing.
Internal product photo exhibit from the FCC filing.
External product photo exhibit from the FCC filing.
RF exposure exhibit from the FCC filing.
Additional FCC exhibits are grouped here by source type instead of repeated as individual rows.
