TTGO LORA32 V2.1 ESP32 0.96 inch OLED Bluetooth WiFi Wireless Module 915MHz SMA IP5306 Module with Antenna, 915MHz

1. Working voltage: 1.8~13.7V
2. Acceptable current: 10 ~ 114 mA
3. Emission current:
- 120mA at + 20dBm
- 90 mA is at + 17dbm
- 29mA at + 13dBm
4. Working frequency: 433MHz
5. Transmit power: +20dbm
6. Sensitivity reception:
- 139DBM lies at Lora & 62.5khz & SF = 12 ??? 146bps
- 136DBM Located in Lora & 125khz & SF = 12 ??? 293bps
- 118DBM is at Lora & 125khz & SF = 6 ??? 9380bps
- 123DBM lies on FSK and 5KHZ and 1.2Kbps
7. Frequency error: +/- 15kHz
8. FIFO space: 64bytes
9. Vote on data:
-1.2K ~ 1300 kbps at FSK
-0.018k ~ 37.5kbps to Lora
10. Modulation mode: FSK, GFSK, MSK, GMSK, Lora TM, Ook
11. Interface Module: SPI
12. Sleep Current:
- 0.2UA Sleep
- 1.5Ua Idle.
13. Working temperature: -40 degrees Celsius- +85 degrees Celsius
14. Digital RSSI function
15. Automatic frequency correction
16. Automatic gain control
17. RF alarm function
18. Low voltage detection and temperature sensor
19. Fast Wake-up and Frequency Skipping
20. Highly configurable package manager
21. SMA IP5306 Antenna

This product is based on Lora radio frequency, 868 MHz (common in North America), 915 MHz (common in Europe) and 433 MHz (common in Asia Pacific)