Wemos TTGO LoRa32 V2.1 868Mhz ESP32 LoRa OLED 0.96 Inch SD Card Bluetooth WIFI Wireless Module
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Working voltage: 1.8~3.7V
Acceptable current: 10~14mA
Transmit current: 120mA@+20dBm
Operating frequency: 868MHz
Transmit power: +20dBm
Receive sensitivity: -139dBm@LoRa &62.5Khz&SF=12&146bps
Frequency error: +/-15KHz
FIFO space: 64Byte
Data rate: 1.2K~300Kbps@FSK
Modulation Mode: FSK, GFSK, MSK, GMSK, LoRa TM, OOK
Interface form: SPI
Sleep current: 0.2uA@SLEEP
Operating temperature: -40℃- +85℃
Digital RSSI function
Automatic frequency correction
Automatic gain control
RF wake-up function
Low voltage detection and temperature sensor
Fast wake-up and frequency hopping
Highly configurable data packet handler
More product information, go to: https://github.com/LilyGO/TTGO-LoRa32-V2.1
At the TTGO LoRa V2.1, we add the SMA and IP5306 to the board, which make it can do more things. In terms of the power switch, we have changed the switching interaction mode. The added SMA antenna can enhance signal transmission.
1 x TTGO LoRa32 V2.1 868Mhz Module
2 x Pin
1 x Antenna
1 x Power Cable
(Notice:The shipping list does not include battery and SD card)
About the lipo charging circuit problem (Important update in 10th September 2018):
More Detailed Photos:
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