LILYGO TTGO T-Call V1.3 V1.4 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Board
$32.39
Shipping:Standard Shipping about 10-25 business days
Secure Payment:Paypal,VISA,MasterCard
Version Information
CN warehouse:1.4V
USA, UK warehouse:1.3V
Feature
Hardware Specifications
Chipset:ESPRESSIF-ESP32 240MHz Xtensa dual-core 32-bit LX6 microprocessor
FLASH:QSPI flash 4MB / PSRAM 8MB
SRAM:520 kB SRAM
Button:Reset
USB to TTL:CP2104
Modular interface:UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifier
On-board clock:40MHz crystal oscillator
Working voltage:2.7V-3.6V
Working current:About 70mA
Sleep current:About 300uA
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 1.25mm
USB:Type-C
Wi-Fi
Standard:FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC
Protocol:802.11 b/g/n(802.11n, speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4┢S 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 Class-1,Class-2&Class-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:IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
User Configuration:AT + Instruction set, cloud server, android/iOSapp
OS:FreeRTOS
More Information:https://github.com/Xinyuan-LilyGO/TTGO-T-Call
Package includes
1 x T-Call
1 x Power cord
2 x Pin header
1 x GPRS antenna (9cm)
Weight | 0.015 kg |
---|
Customers Also Viewed
OpenMV 25mm Ultra Long Focal Lens M12 Ultra-long-range Machine Vision for OpenMV 342 M7 M4 Special
$27.26Smart ModuleAdd to cartTechnical ParametersFocal Length:25mmAperture:F2.0Format:1/3inchMount:M12*0.5FOV:H = 9.1°, V = 6.8°IR Cut Filter:NoneWeight:5gLength:14mmWidth:14mmHeight:20mmFeatureThis lens gives your OpenMV Cam the ability to see longer distances (e.g. zoom in). The standard lens that ships with your OpenMV Cam has a 115° field-of-view (FOV) which allows your OpenMV Cam to see more things, but, with less detail. This lens has a …
5pcs 6V 1W 60*110mm Polycrystalline Mini Solar Panel Epoxy Board for DIY Learning
$27.09Smart Robot & Solar PanelAdd to cartSpecifications– Model:60*110mm– Type:Epoxy Solar Panel– Maximum power:1W– Working current:0-160MA– Working voltage:6V– Open circuit voltage:7.2V– Short circuit current:0.2A– Number of batteries:12pcs– Dimensions:110*60mm– Polycrystalline:Yes– Reference weight:about 0.020KGPackage included5 x Solar Panel
5Pcs BESTEP 1 Channel 24V Relay Module 30A with Optocoupler Isolation Support High And Low Level Trigger
$27.66Relay ModuleAdd to cartDescriptionThe module adopts high quality 30A relay, and the maximum load is normally open interface:AC 250V/30A, DC 30V/30A;The chip optocoupler isolation, strong driving ability, stable performance, trigger current 5mA;Module working voltage:24VCan be set up by high jumper or low level trigger.Fault-tolerant design, the relay will not operate even if the control line is disconnected.Power indicator …
50ml Horticulture Natural Concentrated Liquid Fertilizer for Plants Flowers Grasses Succulent
$9.83Lab ChemicalsAdd to cartSpecificationName;Concentrated Liquid FertilizerUsage:Suitable For Plants Flowers Grasses Succulent and so on.Nutrient Content:NitrogenPhosphorus:Potassium Oxide:Magnesium Oxide:Sulphur (g/l):30:15:17.5:1.3:1.7Featurea Improves seed germination and increases root development.b Increases bloom set and size of flowers and fruit.c Relieves stress in plants caused by extreme weather conditions.d Increase overall plant healthe Increases plant vigor and growthf Rebuilds soilg Improves drought toleranceh Improves …
Reviews
There are no reviews yet.