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Product Description
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, support for Arduino development environment
perfectly, 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 Direct modes
Data rates: 150 Mbps @ 11n HT40, 72 Mbps @ 11n HT20, 54 Mbps @ 11g, 11 Mbps @ 11b
Transmit power: 19.5 dBm @ 11b, 16.5 dBm @ 11g, 15.5 dBm @ 11n
Receiver sensitivity up to -98 dBm
UDP sustained throughput: 135 Mbps
Reminders
1) The 868/915 MHz antenna needs to be connected with the IPEX interface
(If the antenna is not connected, the signal may be almost)
2) When the battery is full, the blue LED will stop working.
3) When using, pay attention to “+” and “-” of the battery.
4) With the IO port touchscreen touch signal input, you need to add the 100nF pull-down capacitor to this pin.
Red light: power indicator
Blue light: IO25 programmable control
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