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
REX-C100 Digital RKC PID thermostat Temperature Controller 0 To 400 Degree K Type Relay Output
$24.04Electronic Accessories & SuppliesAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.FeaturesThis is a double universal programmable digital display temperature controller that supports many types of thermocouple sensor.It is powered by 220V ACSpecificationsScreen:Double screen for Celsius (C)Range:0-400C (Only when with K-type thermocouple factory)Thermocouple:K, …
High Gain 10dB 2.4G Wifi Directional Image Transmission Yagi Antenna
$20.07RF amplifierAdd to cartSpecificationWorking frequency:2.35-2.55GHZAntenna gain:10.5dB (typical value)Antenna standing wave ratioPower capacity:10WMechanical size:5x10Cm (excluding joints)Radiation direction:directional linear polarizationConnector type:SMA-K (standard female, outer screw and inner hole, can be customized)Package included1 x Antenna
20pcs DD2712SA 3.5A Mini 5V-27V to 12V DC DC Step Down Buck Power Converter Module Voltage Regulator
$83.70Boost & Buck ModuleAdd to cartDescriptionInput voltage:5-27VOutput voltage:5V Maximum output current:2.5AShort time maximum output current:3.5A Quiescent current:about 250uAWorking frequency:900KHz.Working efficiency:77-92% Size:25 x 15 x 6.3 mmOvertemperature shutdown, Under-Voltage Lockout (UVLO), BS-voltage protection, and short circuit protection.Note1. Input voltage can not be greater than the maximum input range.2. Output power can not be greater than the maximum load for a long …
Quick Charge 3.0 DIY Power Bank 18650 Battery Case QC3.0 5V 9V 12V DIY Kit Power Bank 2A 18650 Battery Fast Charger Shell
$25.14Module ComponentsAdd to cartNote1. Please Use flat-headed 18650 DIY2. If use the old battery,pls test the voltage,more than 3.5v and the Internal resistance less than 60 .3. It can’t use the flashlight 18650 battery4. Do not connect the positive and negative terminals backwards, otherwise it will burn the circuit board5. Don’t close the cover until the test is …
25x25x5cm Soundproofing Triangle Sound-Absorbing Noise Foam Tiles
$14.16FoamAdd to cartDescription25x25x5cm Soundproofing Triangle Sound-Absorbing Noise Foam TilesSpecificationsMaterial:Polyurethane foamDimensions:25 * 25 * 5 cm / 9.84 * 9.84 * 1.97 inchBlack:ColourQuantity:1pcFeatures– Bounce rate deformation, a long duration.– Waterproof, anti-moisture, good air permeability.– Wherever to help block sound and prevent echoes in the room.– These panels provide a strong noise reduction, good for studios, recording studios, vocal …
25x25x5cm Soundproofing Triangle Sound-Absorbing Noise Foam TilesRead More
Reviews
There are no reviews yet.