Lora SX1276 wireless module 433Mhz - e32 ttl 100
The E32-TTL-100 is a wireless transceiver module based on SX1278 from SEMTECH (can transmit and receive). It uses LoRa spread spectrum technology,
Lora SX1276 wireless module 433Mhz - e32 ttl 100 Parameters:
1. Module size:21*36mm
2. Antenna type: Standard SMA antenna connector External thread (NOT include).
3. Power supply:2.3V-5.5V DC
4. Communication level:5.2V(max)
5. Transmission distance:3000m(max)
6. Maximum power:2dB(100mW)
7. Air rates:2.4Kbps
8. Emission current:130mA @ 100mW
9. Receiving current:13.5mA @ Mode 0, Mode 1
10. Sleep Current:2.0uA(M1=1,M1=0)
11. Emission length:256Byte
12. Receive length:256Byte
13. Communication Interface: UART
14. RSSI support: Yes
15. Working frequency:410MHz-441MHz(Default 433MHz)
16. Operating temperature:-30 ~ +85 Centigrade
17. Receiver sensitivity:-130dBm @ 1.2Kbps
Good information here:
https://github.com/Bob0505/E32-TTL-100
https://www.teachmemicro.com/e32-ttl-100-sx1278-lora-module/
If Lora is not the protocol you are interested in, we also have RF 433MHz modules. These have a smaller range than Lora but are cheap and easy to use.