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Hardware Specifications: 1. Chipset: ESPRESSIF-WROVER-B 240MHz Xtensa single-/dual-core 32-bit LX6 microprocessor 2. FLASH: QSPI flash 4MB / PSRAM 8MB 3. SRAM: 520KB SRAM 4. Button: reset 5. Power indicator lamp: red 6. USB to TTL: CH9102F QFN24 7. Modular interface: UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifier 8. On-board clock: 40MHz crystal oscillator 9. Working voltage: 2.7V-3.6V 10. Working current: about 30mA 11. Working temperature range: -40~ +85 Degrees Celsius 12. Size&weight: 40.27x31.07x8.13mm, 6.42g
Power Supply Specifications: 1. Power Supply: USB 5V/1A 2. Charging current: 500mA 3. Battery: 3.7V lithium battery
WiFi Description: 1. Standard FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC 2. Protocol: 802.11 b/g/n(802.11n, speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4??S Protection interval 3. Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M) 4. Transmit Power: 22dBm 5. Communication distance: 300m
Bluetooth Description: 1. Protocol: meet bluetooth v4.2BR/EDR and BLE standard 2. Radio frequency: with -97dBm sensitivity NZIF receiver Class-1, Class-2&Class-3 emitter AFH 3. Audio frequency: CVSD&SBC audio frequency
Software specification Description: 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: FreeRTOS
Verified Compatible
Guaranteed fit for device in the title. Wrong part? Full refund including shipping.
