| PIN | PIN NAME | PIN DEFINITION |
| 1 | ANT | Antenna In |
| 2 | GND | Ground |
| 3 | VT | Wireless signal indicating port |
| 4 | D ATA | Wireless data testing port |
| 5 | KEY | Connect external learning button |
| 6 | D1 | D1 Channel output, self setting for latches and temporary storage mode |
| 7 | D2 | D2 Channel output, self setting for latches and temporary storage mode |
| 8 | D3 | D3 Channel output, self setting for latches and temporary storage mode |
| 9 | D4 | D4 Channel output, self setting for latches and temporary storage mode |
| 10 | VDD | Positive Power Supply |
| 11 | GND | Ground |
| Parameter | Symbol | Condition | Reference Value | Unit | ||
| Min | Typ. | Max | ||||
| Working Freq. | Fc | 314.90 | 315.00 | 315.10 | MHz | |
| Modulation | ASK | |||||
| Sensitivity | 50 Ohm antenna input directly/1K Kbps | -110 | dBm | |||
| Receiving Bandwidth | 200 | KHz | ||||
| Working Voltage | 2.6 | 5.0 | 5.5 | V | ||
| Working Current | IRC | 4.0 | mA | |||
| Decoding the lowest output Voltage | 0.5 | V | ||||
| Working Temperature | -20 | +70 | ºC | |||
| Parameter | Symbol | Condition | Reference Value | Unit | ||
| Min | Typ. | Max | ||||
| Working Freq. | Fc | 433.82 | 433.92 | 434.02 | MHz | |
| Modulation | ASK | |||||
| Sensitivity | 50 Ohm antenna input directly/1K Kbps | -110 | dBm | |||
| Receiving Bandwidth | 200 | KHz | ||||
| Working Voltage | 3.6 | 5.0 | 5.5 | V | ||
| Working Current | IRC | 7.5 | mA | |||
| Decoding the lowest output Voltage | 0.5 | V | ||||
| Working Temperature | -20 | +70 | ºC | |||