E32-400M20S

[IC]：SX1278

[Frequency]：410～493MHz

[Power]：20dBm

[Distance]：5km

[Size]：14 * 20 mm

[Feature]：E32-400M20S is a self-developed, 433/470MHz LoRa

TM SMD wireless module with the maximum transmission power of 1W which is based on the SX1278 produced by Semtech in the United States.

E32-400M30S

[IC]：SX1278

[Frequency]：410～493MHz

[Power]：30dBm

[Distance]：10km

[Size]：24*38.5mm

[Feature]：Long transmission distance,Strong penetration diffraction

E19-433M20S2

[IC]: SX1278

[Frequency]: 410-525MHz

[Power]: 20dBm

[Distance]: 5.0km

[Size]: 15*15 mm

[Weight]: 1.1±0.1g

[Feature]: LoRa spread spectrum

E19-433M30S

[IC] : SX1278

[Frequency] : 410~510MHz

[Power] : 30dBm

[Distance] : 10.0km

[Size]: 25*37mm

[Weight]: 4.8±0.1g

[Feature] : Lora spread spectrum

E19-433M20SC

[IC] : SX1278

[Frequency] : 410~441MHz

[Power] : 20dBm

[Distance] : 5.0km

[Size]: 17.6*25.2mm

[Weight]: 2.3±0.1g

[Feature] : Lora spread spectrum