Description
Chipset ESPRESSIF-ESP32-PCIO-D4 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
FLASH QSPI flash/SRAM, up to 4 x 16 MB
SRAM 520 kB SRAM
KEY reset，IO32
dispaly 0.91 SSD1306
Power indicator lamp red
USB to TTL CP2104
Camera OV2640 2Megapixel
Steering engine analog servo
on-board clock 40MHz crystal oscillator
working voltage 2.3V-3.6V
working current about 160mA
working temperature range -40℃ ~ +85℃
size 64.57mm*23.98mm
Power Supply Specifications
Power Supply USB 5V/1A
charging current 1A
battery 3.7V lithium battery
WIFI
Standard FCC/CE/TELEC/KCC/SRRC/NCC（esp32 chip）
protocol 802.11 b/g/n/e/i (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 -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
audio frequency CVSD&SBC audio frequency
Software Specification
wifi 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
Product Size
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