This is a TTGO TCall&, PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered. The Module is a custom ESP32 (ESP-WROVER-B 8MB PSRAM) based development board with an onboard 2G/GPRS Module SIM800L. The USB Type C pluggable board also has an onboard LiPo Battery Charging Circuit & Connector and is a good choice for building IoT applications.
Specification
Chipset | ESPRESSIF-ESP32 240MHz Xtensa庐 single-/dual-core 32-bit LX6 |
Power Supply | 5 V |
Charging current(mA) | 500mA |
Working voltage(V) | 2.7-3.6V |
Battery Required(V) | 3.7 lithium Battery |
USB to TTL | CP2104 |
On-board clock(MHz) | 40MHz |
Frequency range(GHz) | 2.4~2.5GHz |
Transmit Power(dBm) | 22 dBm |
Communication distance | 300 m |
Working Temperature Range (°C) | 40 to 85 |
Length (mm) | 75 |
Width (mm) | 30 |
Weight (gm) | 16 |
Shipment Weight | 0.022 kg |
Features:
- The wireless module is integrated with ESPRESSIF-ESP32 240MHz Xtensa dual-core 32-bit LX6 microprocessor.
- It needs a power supply of 5V/1A and has a Type C port.
- It features 802.11 b/g/n wifi protocol and Bluetooth v4.2BR/EDR and BLE standard protocol.
- The wireless communication module supports cloud server development and SDK for user firmware development.
Package includes:
- 1 x TTGO TCall& PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered