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Hardware Specifications 1. Chipset: ESPRESSIF-ESP32-PCIO-D4 240MHz Xtensa single-/dual-core 32-bit LX6 microprocessor 2. FLASH: QSPI flash/SRAM, up to 4 x 16 MB 3. SRAM:520 kB SRAM 4. KEY: Reset IO32 5. Display: 0.91 SSD1306 6. Power indicator lamp: Red 7. USB to TTL: CP2104 8. Camera: OV2640 2.0 Megapixel 9. Steering engine: Analog servo 10. On-board clock: 40MHz crystal oscillator 11. Working voltage: 2.3V-3.6V 12. Working current: About 160mA 13. Working temperature range: -40 degree C ~ +85 degree C 14. Size: 64.57mm x 23.98mm
Power Supply Specifications 1. Power Supply: USB 5V/1A 2. Charging current: 1A 3. Battery: 3.7V lithium battery (not included)
WiFi 1. Standard: FCC/CE/TELEC/KCC/SRRC/NCC(esp32 chip) 2. Protocol: 802.11 b/g/n/e/i (802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4uS Protection interval 3. Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M) 4. Transmit Power: 22dBm 5. Communication distance: 300m
Bluetooth 1. Protocol: Meet bluetooth v4.2BR/EDR and BLE standard 2. Radio frequency: With -98dBm sensitivity NZIF receiver Class-1, Class-2 & Class-3 emitter AFH 3. Audio frequency: CVSD&SBC audio frequency
Software specification 1. WiFi Mode: Station/SoftAP/SoftAP+Station/P2P 2. Security mechanism: WPA/WPA2/WPA2-Enterprise/WPS 3. Encryption Type: AES/RSA/ECC/SHA 4. Firmware upgrade: UART download/OTA (Through network/host to download and write firmware) 5. Software Development: Support cloud server development / SDK for user firmware development 6. Networking protocol: IPv4, IPv6, SSL, TCP, UDP, HTTP, FTP, MQTT 7. User Configuration: AT + Instruction set, cloud server, android/iOS app 8. OS: FreeRT OS
