T-Call V1.4 ESP32 Wireless Module SIM SIM Card SIM800L

Product Descrtion

Hardware Specifications

Chset

ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microproceor

FLASH

QSPI flash 4MB / PSRAM 8MB

SRAM

520 kB SRAM

on

Reset

USB to TTL

CH9102F QFN24

Modular interface

UART、SPI、SDIO、I2C、PWM、I2S、ADC

On-board clock

40MHz crystal oscillator

Working voltage

2.7V-3.6V

Working current

About 70mA

Sleep current

About 1.1mA

SIM card

Only supports Nano SIM card

Working temperature range

-40℃~ +85℃

Size&Weight

78.83mm*28.92mm*8.06mm(11.77g)

Power Supply Specifications

Power Supply

USB 5V/1A

Charging current

500mA

Battery

3.7V lithium battery

JST Connector

2Pin 2.0mm

USB

Type-C

Wi-Fi

Standard

FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 ch)

Protocol

802.11 b/g/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval

Frequency range

2.4GHz~2.5GHz(2400M~2483.5M)

Transmit Power

22dBm

Communication distance

300m

Bluetooth

Protocol

meet bluetooth v4.2BR/EDR and BLE standard

Radio frequency

with -97dBm sensitivity NZIF receiver Cla-1,Cla-2&Cla-3 emitter AFH

Audio frequency

CVSD&SBC audio frequency

Software specification

Wi-Fi Mode

Station/SoftAP/SoftAP+Station/P2P

Security mechanism

WPA/WPA2/WPA2-Enterprise/WPS

Encryption Type

AES/RSA/ECC/SHA

Firmware upgrade

UART download/OTA（Through network/host to download and write firmware）

Software Development

Support cloud server development /SDK for user firmware development

Networking protocol

v4、v6、SSL、TCP/UDP/HTTP/FTP/MQTT

User Configuration

AT + Instruction set, cloud server, android/iOSapp

OS

FreeRTOS

More Information:

https://github.com/Xinyuan-LilyGO/LilyGo-T-Call-SIM800

Windows Driver Link：

http://www.wch.cn/downloads/CH343SER_EXE.html

T-Call V1.4Pin Diagram:

Connect the power supply, click to start, after start, click to reset, click twice to shut down.

T-Call V1.4 Size Chart

Product Detail

Shping List

1X T-Call CP2104 V1.4 Version / CH9102 V1.4 Version / CH340K V1.5 Version 1X Power Cable(PH 2pin 2.0mm) 1X SIM (7cm) 2X Pin

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.