| Module | Interface | IC | Frequency（Mhz） | Power（dbm） | Distance（km） | Air speed（Kbps） | Package | Size（mm） | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EWM226-900T22S | - | - | - | - | - | - | - | - | |||
| EWM226-400T22S | - | - | - | - | - | - | - | - | |||
| E53-470FMS22S | RS485 | - | 470~510 | 22 | - | 5.4 | - | 116*105*41 | FMS gateway equipment monitoring system | ||
| E150-400T22S | UART | - | 433M | 22 | 5.6 | 2.4~62.5k | SMD | 18*31 | Integrated DI, DO, ADC, DAC, PWM and LoRa functions |