| Pin | Name | Function |
| 1 | GND | Ground |
| 2 | DATA | Data connected to MCU |
| 3 | VDD | Positive Power Supply |
| 4 | ANT | Ante nn a In |
| Characteristics | Symbol | Condition | Value | Unit | ||
| Min . | Typ . | Max . | ||||
| Frequency | Fc | 868.325 | MHz | |||
| Modulation Mode | ASK | |||||
| Output power | 3 .6 V/50Ω | 1 0 | dBm | |||
| Data-rate | 2.4 | Kbps | ||||
| Frequency Tolerate | Fc | ±50 | K Hz | |||
| Current | IRC | 12 | mA | |||
| Working Voltage | VCC | 2.5 | 3.3 | 3.6 | V | |
| Working Temperature | TC | -20 | +70 | ºC | ||
| Characteristics | Symbol | Condition | Value | Unit | ||
| Min . | Typ . | Max . | ||||
| Frequency | Fc | 450 | 915 | 1000 | MHz | |
| Modulation Mode | ASK | |||||
| Output power | 3 .6 V/50Ω | 1 0 | dBm | |||
| Data-rate | 2.4 | Kbps | ||||
| Frequency Tolerate | Fc | ±50 | K Hz | |||
| Current | IRC | 20 | mA | |||
| Working Voltage | VCC | 2.5 | 3.3 | 3.6 | V | |
| Working Temperature | TC | -20 | +70 | ºC | ||