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2pcs TTGO LORA32 Lora 868/915MHz ESP32 LoRa OLED 0.96 Inch Display Bluetooth WIFI ESP-32 Development Board Module With Antenna Features and specifications: Key features:• SX1276 chip based on ESP32 Wi-Fi, 868 – 915 MHz frequency, high sensitivity over -148 dBm, + 20 dBm output power, high reliability, long-transmission distance• Onboard 32 MB flash Wi-Fi antenna, 0.96-inch OLED display, lithium battery charging circuit, CP2102 interface and USB serial chip, perfect support for Arduino development environment, can be used for program checking, product development is very easy and fast  Specifications:• Operating voltage: 3.3 – 7 V• Operating temperature range: -40 to 90°C (-40 to 194°F)• Support for Sniffer software protocol analysis, Station, SoftAP, and Wi-Fi...
TTGO 433/470/868/915Mhz ESP32 LoRa OLED 0.96 Inch Display Bluetooth WIFI ESP-32 Development Board Module 1set=2pcs Assemble the product demonstration video :https://www.youtube.com/watch?v=PP99x7YYPO8&feature=youtu.beDescription:The 433/470/868/915MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, The 433/470/868/915MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, the signal will be weaken) Lithium battery charge and discharge circuit, when the battery is full, the LED will stop working. When using, pay attention to '+' and '-' of the battery, otherwise the chip will be damaged!With IO port touch screen touch signal input, you need to add the 100nF pull-down capacitor to this pin!)Prod...
TTGO LORA SX1278 ESP32 0.96 OLED 32Mbit 433Mhz For ArduinoDescription:The 433MHz antenna must be used in conjunction with the IPEX interface (if the antenna is not connected, The signal will weaken)Lithium battery charging and discharging circuit, when the battery is full, the LED will stop working. When using, pay attention to '+' and '-' of the battery, otherwise it will be damaged!Using the IO port touch screen touch signal input, you need to add the 100nF pull-down capacitor at this pin! Product Properties:This product is a  4Mt bytes (32 Mt bit)  chip based on ESP32 WIFI increased OLED, namely LoRa remote modem, 433MHz frequency, high sensitivity is about -148dBm, +20dBm output power, high reliability, long transmission distance.The 4Mt bytes (32 Mt bit)  ...
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