Item Type: Camera module Chipset: ESPRESSIF-ESP32-PCIO-D4 240MHz for Xtensa single-/dual-core 32-bit LX6 microprocessor FLASH: QSPI flash/SRAM, up to 4x16 MB SRAM: 520 kB SRAM KEY Reset: IO32 Dispaly: Approx. 0.91inch SSD1306 Power Light: Red USB to TTL: CP2104 Camera: OV2640 2MP Steering Engine: Analog servo Onboard Clock: 40MHz crystal oscillator Working Voltage: 2.3V-3.6V Working Current: About 160mA Working Temperature Range: -40℃ to +85℃ Power Supply Specification: Power Supply USB: 5V/1A Charging Current: 1A Battery: 3.7V lithium battery WiFi Description: Standard: For FCC/CE/TELEC/KCC/SRRC/NCC Protocol: 802.11 b/g/n/e/i (802.11n, speed up to150Mbps) A-MPDU and A-MSDU aggregation, support 0.4μS guard interval Frequency Range: 2.4GHz - 2.5GHz(2400M - 2483.5M) Transmit Power: 22dBm Communication Distance: 300m Bluetooth Description: Protocol: Meet bluetooth for v4.2BR/EDR and BLE standard Radio Frequency: With -98dBm sensitivity NZIF receiver, Class-1,Class-2 and Class-3 emitters AFH Audio Frequency: CVSD and SBC audio frequency Software Specification Description: WiFi Mode: Station/SoftAP/SoftAP+Station/P2P Security Mechanism: WPA/WPA2/WPA2-Enterprise/ for WPS Encryption Type: For AES/RSA/ECC/SHA Firmware Upgrade: For 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, for SSL, for TCP/UDP/HTTP/FTP/MQTT User Configuration: AT + instruction set, cloud server, for Android/iOS app OS: For FreeRTOS 1、 WiFi protocol 802.11 b / g / n / e / i (802.11n, rate up to 150Mbps) A-MPDU and A-MSDU aggregation, support 0.4μS guard interval. 2、NZIF receiver with -98dBm sensitivity, Class-1, Class-2 and Class-3 emitters AFH, Audio CVSD and SBC Audio. 3、 The module is mini size, compact and convenient, embedded, very easy for you to install. 4、 Support bluetooth connection,the protocol meets for v4.2BR / EDR and BLE standards. 5、 With high specification technology, careful welding, precise hole position, fully functional. 1 x Development Board 1 x Power Line 1 x Antenna