{"product_id":"new-product-29621","title":"TTGO T-Call V1.4 ESP32 Wireless Module FPC Antenna SIM Card SIM800L Module","description":"Specifications \u003cbr\u003e1. Chipset: ESPRESSIF-ESP32 240MHz Xtensa single-\/dual-core 32-bit LX6 microprocessor \u003cbr\u003e2. FLASH: QSPI flash 4MB \/ PSRAM 8MB \u003cbr\u003e3. SRAM: 520 kB SRAM \u003cbr\u003e4. Button: Reset \u003cbr\u003e5. USB to TTL: CP2104 \u003cbr\u003e6. Modular interface: UART, SPI, SDIO, I2C, LED PWM, TV PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA pre-amplifier \u003cbr\u003e7. On-board clock: 40MHz crystal oscillator \u003cbr\u003e8. Working voltage: 2.7V-3.6V \u003cbr\u003e9. Working current: About 70mA \u003cbr\u003e10. Sleep current: About 300uA \u003cbr\u003e11. SIM card: Only supports Nano SIM card \u003cbr\u003e12. Working temperature range: -40  degree C ~ +85 degree C \u003cbr\u003e13. Size: 78.83mm x 28.92mm x 8.06mm \u003cbr\u003e14. Weight: 11.77g \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\u003eWi-Fi \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 \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 \u003cbr\u003e1 Wi-Fi 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\/iOSapp \u003cbr\u003e8. OS: FreeRTOS\u003cbr\u003e\u003cbr\u003e","brand":"TTGO","offers":[{"title":"Default Title","offer_id":40844741640372,"sku":"DIY6164","price":639.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0267\/1385\/0036\/products\/DIY6164.jpg?v=1637873886","url":"https:\/\/dealsdaily.co.za\/products\/new-product-29621","provider":"DealsDaily.co.za","version":"1.0","type":"link"}