LILYGO® T3S3 ESP32-S3 Dev Board LoRa Module LR1121 SX1280 SX1262 SX1276 WiFi Bluetooth Display T3S3 MVSRS Voice Communication

Description

Introducing the LILYGO® T3S3 ESP32‑S3 Development Board – a versatile, high‑performance platform that combines powerful ESP32‑S3 processing with multiple LoRa transceivers (LR1121, SX1280, SX1262, SX1276), dual‑band Wi‑Fi, Bluetooth 5.0, and an integrated high‑resolution display. Ideal for IoT prototyping, remote sensing, voice‑enabled devices, and advanced communication projects.

Key Highlights

• ✅ ESP32‑S3 MCU – Dual‑core Xtensa® 32‑bit processor, up to 240 MHz, 512 KB SRAM, and built‑in AI acceleration.
• ✅ Multi‑band LoRa support – Compatible with LR1121, SX1280, SX1262, and SX1276 for flexible sub‑GHz connectivity (433 MHz / 868 MHz / 915 MHz).
• ✅ Wi‑Fi 802.11 b/g/n and Bluetooth 5.0 LE for seamless cloud integration and low‑energy peripherals.
• ✅ Integrated 1.54‑inch IPS LCD (240 × 240 px) with touch support for real‑time UI feedback.
• ✅ MVSRS Voice Communication – On‑board microphone & speaker jack enable two‑way voice over LoRa or Wi‑Fi.
• ✅ Rich I/O – 40+ GPIOs, SPI, I2C, UART, ADC, DAC, PWM, and USB‑C OTG for extensive peripheral expansion.
• ✅ Power‑efficient design – Low‑power modes, on‑board Li‑Po charger, and optional solar input.
• ✅ Open‑source ecosystem – Compatible with Arduino IDE, PlatformIO, ESP‑IDF, and MicroPython.

Technical Specifications

• Processor: ESP32‑S3 Dual‑core, 240 MHz, 512 KB SRAM
• LoRa Modules: LR1121, SX1280, SX1262, SX1276 (configurable via jumpers)
• Wi‑Fi: 2.4 GHz 802.11 b/g/n
• Bluetooth: 5.0 LE (BLE)
• Display: 1.54‑inch IPS LCD, 240 × 240 px, 16‑bit colour, capacitive touch
• Audio: On‑board mic, 3.5 mm audio jack, MVSRS codec
• Memory: 8 MB Flash, 2 MB PSRAM (optional)
• Power: USB‑C 5 V/2 A, Li‑Po charger (3.7 V), solar input (6 V‑12 V)
• Operating Temperature: -20 °C ~ 85 °C
• Dimensions: 55 mm × 45 mm × 12 mm

Why Choose LILYGO® T3S3?

The T3S3 board merges the flexibility of a full‑featured ESP32‑S3 with the long‑range capabilities of LoRa, making it perfect for:

• Smart agriculture & environmental monitoring
• Industrial IoT gateways and edge analytics
• Remote voice‑controlled devices and two‑way radios
• Rapid prototyping of wearables, drones, and mesh networks

Boost your development speed with a single board that eliminates the need for multiple add‑on modules. Whether you’re a hobbyist, researcher, or product engineer, the LILYGO® T3S3 ESP32‑S3 Dev Board delivers the performance, connectivity, and convenience you need to bring your next IoT innovation to life.