E32-900M20S LoRa TM SMD wireless module
[IC]：SX1276
[Frequency]：850～931MHz
[Power]：20dBm
[Distance]：5km
[Size]：14*20mm
[Introduction]：E32-900M20S is a self-developed, 868/915MHz LoRa TM SMD wireless module with the maximum transmission power of 1W which is based on the SX1276 produced by Semtech in the United States.
| Module | Interface | IC | Frequency（hz） | Power（dbm） | Distance（km） | Air speed（bps） | Package | Size（mm） | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E32-900T30S | UART | SX1278 | 868M | 30 | 8.0 | 2.4kbps | - line | 25*40.5 | Long-distance anti-interference | ||
| E19-915M30S | SPI | SX1276 | 915M | 30 | 10.0 | 0.018~37.5k | SMD | 25*40 | Lora spread-spectrum | ||
| E19-915M20S | SPI | SX1276 | 915M | 20 | 5.0 | 0.018~37.5k | SMD | 17.6*25.2 | Lora spread-spectrum | ||
| E32-900M30S | - | SX1276 | 850～931MHz | 30dBm | 10km | - | - | 24*38.5mm | - | ||
| E19-868M30S | SPI | SX1276 | 868M | 30 | 10.0 | 0.018~37.5k | SMD | 25*40 | Lora spread-spectrum | ||
| E32-900M20S | - | SX1276 | 850～931MHz | 20dBm | 5km | - | - | - | 14*20mm | ||
| E19-900M20S2 | SPI | SX1276 | 868M/915M | 20 | 5 | 0.018~37.5k | SMD | 15 * 15 | LoRa spread spectrum,super mini size |