End of life - this module is discontinued and not recommended for new designs.
ESP32-S3-WROOM-2
Based on ESP32-S3R16V with Octal 32 MB flash and 16 MB PSRAM, designed for AIoT workloads such as speech and face recognition, smart appliances, and control panels.
18 × 25.5 mm
32MB
Flash
16MB
PSRAM
41
GPIO pins
18×25.5mm
Size
Specifications
Datasheet ↗Module
FamilyWROOM
Embedded chipESP32-S3R16V, ESP32-S3R8V
GPIO pins41
AntennaPCB antenna
Dev boardESP32-S3-DevKitC-1
Operating temp-40°C ~ 65°C
Dimensions18 × 25.5 × 3.1 mm
Memory
Flash16 / 32 MB
PSRAMUp to 16 MB
Connectivity
Wi-Fi802.11 b/g/n (2.4 GHz)
Bluetooth5.0
BLE5.0
Module variants
3 variantsBase lowest-cost config Top highest spec High-temp extended temperature range
| Variant | Flash | PSRAM | Tags |
|---|---|---|---|
| ESP32-S3-WROOM-2-N16R8V | 16 MB | 8 MB | Base |
| ESP32-S3-WROOM-2-N16R16V | 16 MB | 16 MB | Top |
| ESP32-S3-WROOM-2-N32R8V | 32 MB | 8 MB |
About the ESP32-S3-WROOM-2
ESP32-S3-WROOM-2 is a high-capacity Wi-Fi + Bluetooth LE MCU module with Octal 32 MB flash and 16 MB PSRAM, designed for AIoT workloads such as speech and face recognition, smart appliances, and control panels.
- Size: 18 x 25.5 x 3.1 mm
- Wi-Fi (2.4 GHz), Bluetooth LE
- Octal 32 MB flash, 16 MB PSRAM
- Wide operating temperature range: -40°C ~ 65°C
- Integrated PCB antenna
- Perfect for AIoT, smart appliances, and control panels
The ESP32-S3-WROOM-2 has two main variants:
- ESP32-S3-WROOM-2-N16R8V: Basic variant with 16MB flash and 8MB PSRAM.
- ESP32-S3-WROOM-2-N16R16V: Enhanced variant with 16MB flash and 16MB PSRAM.
Additionally, there is a very large flash variant:
- ESP32-S3-WROOM-2-N32R8V: This variant features 32MB flash and 8MB PSRAM, suitable for applications requiring extensive storage.
Other ESP32-S3 modules
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