Feature:

T-Beam V1.1 Meshtastic MCU ESP32 Flash 4MB Serial Chip CH9102 PMU AXP2101 Wireless protocol Wi-Fi+Bluetooth 4.2 Onboard functions 3 Buttons(Power+IO38+Reset) Power Supply Mode Support USB / 18650battery NEO-6M GPSModules Support GPS protocol
Onboard RTC crystal
Support interrupt/wakeup High sensitivity -148 dBm Transceive rate 300 kbps Optional Version SX1278 / SX1276 Frequency model comparison Hardware SX1278,SX1276 Software SX1278: Meshtastic 433Mhz Version
SX1276: Meshtastic 868/915/923 Mhz Version 0.96 Inch OLED Parameters Size 0.96 inch High resolution 128 * 64 Driver IC SSD1306 Color White

T-Beam V1.1 LoRa Compare Chip SX1278 SX1276 NEWSX1268 SX1262 Frequency 433MHz 868/915/923MHz 433/470MHz 868/915/923MHz Power Amplifiers +14dBm +14dBm +22dBm +22dBm TX Current 120mA 120mA 110mA 110mA RX Current 9.9mA 9.9mA 4.6mA 4.6mA Programmable Bit 300 kbps 300 kbps LoRa 62.5kbps
FSK 300 kbps LoRa 62.5kbps
FSK 300 kbps Oscillator TCXO TCXO TCXO TCXO

Package includes:

1 X T-Beam V1.1 CH91021 X 433MHz or 868MHz Antenna1 X 0.96 inch 128X64 OLED (soldered)2 X Pin