| Module | Interface | IC | Frequency（Mhz） | Power（dbm） | Distance（km） | Air speed（Kbps） | Package | Size（mm） | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EWM32M-433T20S | UART | LoRa solution | 433M | 20 | 5.0 | 2.4k～19.2k | Patch | 14*20 | LoRa spread spectrum modulation, long-distance anti-interference | ||
| E32-433T20S | UART | LoRa solution | 433 | 20 | 5 | 2.4~19.2 | SMD | 16*26 | LoRa spread spectrum | ||
| E32-433T20D | UART | LoRa solution | 433M | 20 | 3.0 | 0.3k~19.2k | DIP | 21*36 | LoRa spread spectrum | ||
| E32-400T20S-V2.0 | UART | LoRa solution | 410~525 | 20 | 3 | 0.3~19.2k | SMD | 26*16 | LoRa spread spectrum, long-distance wireless transmission |