LILYGO TCall&amp,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered

This is a LILYGO 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. 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 LILYGO TCall&,PMU ESP32 Wireless Module SIM Antenna SIM Card SIM800L Module Unsoldered

Specifications

Working Voltage	2.7 to 3.6 V
FLASH	QSPI flash 4MB
SRAM	520 kB SRAM / PSRAM 8MB
USB to TTL	CP2104
On-board clock	40MHz crystal oscillator
Item Type:	ESP32 Based
Clock Frequency	40
Chipset	ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6
Power Supply Voltage (V)	5 V
Charging Current	500mA
Operating Voltage (V):	2.7-3.6V
Battery required(V)	3.7 lithium Battery
Frequency Range (GHz):	2.4~2.5GHz
Transmit Power (dBm)	22 dBm
Communication Distance(m)	300 m
Operating Temperature (°C):	40 to 85
Length (mm):	75
Width (mm):	30
Weight (g):	16
Shipping Weight	0.022 kg
Shipping Dimensions	11 × 5 × 1 cm