{"product_id":"ttgo-t7-v1-5-mini32-expansion-board-esp32-wrover-b-psram-wi-fi-bluetooth-module-development-board","title":"TTGO T7 V1.5 Mini32 Expansion Board ESP32-WROVER-B PSRAM Wi-Fi Bluetooth Module Development Board","description":"Hardware Specifications:   \u003cbr\u003e1. Chipset: ESPRESSIF-WROVER-B 240MHz Xtensa single-\/dual-core 32-bit LX6 microprocessor \u003cbr\u003e2. FLASH: QSPI flash 4MB \/ PSRAM  8MB \u003cbr\u003e3. SRAM: 520KB SRAM \u003cbr\u003e4. Button: reset \u003cbr\u003e5. Power indicator lamp: red \u003cbr\u003e6. USB to TTL: CH9102F QFN24 \u003cbr\u003e7. Modular interface: UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA  pre-amplifier \u003cbr\u003e8. On-board clock: 40MHz crystal oscillator  \u003cbr\u003e9. Working voltage: 2.7V-3.6V \u003cbr\u003e10. Working current: about 30mA \u003cbr\u003e11. Working temperature range: -40~ +85 Degrees Celsius \u003cbr\u003e12. Size\u0026amp;weight: 40.27x31.07x8.13mm, 6.42g \u003cbr\u003e \u003cbr\u003ePower Supply Specifications:   \u003cbr\u003e1. Power Supply: USB 5V\/1A \u003cbr\u003e2. Charging current: 500mA \u003cbr\u003e3. Battery: 3.7V lithium battery \u003cbr\u003e \u003cbr\u003eWiFi Description: \u003cbr\u003e1. Standard FCC\/CE-RED\/IC\/TELEC\/KCC\/SRRC\/NCC \u003cbr\u003e2. Protocol: 802.11 b\/g\/n(802.11n, speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4??S Protection interval \u003cbr\u003e3. Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M) \u003cbr\u003e4. Transmit Power: 22dBm \u003cbr\u003e5. Communication distance: 300m \u003cbr\u003e \u003cbr\u003eBluetooth Description: \u003cbr\u003e1. Protocol: meet bluetooth v4.2BR\/EDR and BLE standard \u003cbr\u003e2. Radio frequency: with -97dBm sensitivity NZIF receiver Class-1, Class-2\u0026amp;Class-3 emitter AFH \u003cbr\u003e3. Audio frequency: CVSD\u0026amp;SBC audio frequency \u003cbr\u003e \u003cbr\u003eSoftware specification Description: \u003cbr\u003e1. WiFi Mode: Station\/SoftAP\/SoftAP+Station\/P2P \u003cbr\u003e2. Security mechanism: WPA\/WPA2\/WPA2-Enterprise\/WPS \u003cbr\u003e3. Encryption Type : AES\/RSA\/ECC\/SHA \u003cbr\u003e4. Firmware upgrade: UART download\/OTA???Through network\/host to download and write firmware??? \u003cbr\u003e5. Software Development: Support cloud server development \/SDK for user firmware development \u003cbr\u003e6. Networking protocol: IPv4, IPv6, SSL, TCP\/UDP\/HTTP\/FTP\/MQTT \u003cbr\u003e7. User Configuration: AT + Instruction set, cloud server, Android\/iOS APP \u003cbr\u003e8. OS: FreeRTOS\u003cbr\u003e\u003cbr\u003e","brand":"Infinit Tech","offers":[{"title":"Default Title","offer_id":44590435270795,"sku":"DIY0145","price":502.18,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/1880\/7435\/files\/DIY0145_4f253826-fa66-4823-be52-eef6f180e6c6.jpg?v=1765573759","url":"https:\/\/infinittech.co.za\/products\/ttgo-t7-v1-5-mini32-expansion-board-esp32-wrover-b-psram-wi-fi-bluetooth-module-development-board","provider":"Infinit Tech","version":"1.0","type":"link"}