LILYGO TTGO SIM800C
Dimensions:111 * 37 * 20mm
Interface: USB,SD Card,Solar Input interface
Flash Memory: 4M Flash / 8M PSRAM
Hardware Specifications
Chipset: ESP32-WROVER-B
SIM Type: SIM800C
FLASH: 4MB
PSRAM: 8MB
SRAM: 520 kB SRAM
Button: Power Switch,Reset
External port: SIM Antenna,MIC,Speaker
USB to TTL : CP2104
On-board clock : 40MHz crystal oscillator
Working voltage : 2.7V-3.6V
SIM card only supports : Nano SIM card
Working temperature range : -40℃ ~ +85℃
Size&Weight : 74.78*24.75*10.6mm(13.2g)
Power Supply Specifications
Power Supply : USB 5V
Charging current: The charging current is programmable and self-adjustable (default 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
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 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
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