| Model No. | Protocol | Frequency | Working Current | Standby Current | Working V DC | Distance | Size (mm) | Manual |
| R-A01 | UART | 2.1~3.6 | -126dBm | 55mA @50mW | 2100 | 1.7uA | 33*18*2.2 |  |
| R-A01 | UART | 2.1~3.6 | -132dBm @810bps | 100mA @100mW | 3000 | 2.5uA | 32.1*18.3*3 | |
| R-A02 K1 | UART | 2.1~3.6 | -121dBm | 20dBm | 2000 | ＜4uA | 15.2*12*2.2 | |
| R-A02 | UART | 5 | -117dBm @25mA | 27dBm @100mA | 800-1000 | 1uA | 20*16*2 | |
| R-B02 | UART | 5 | -117dBm @25mA | 20dBm @450mA | 3000 | 5mA | 20*16*2 | |
| R-B02 | UART | 5 | -117dBm @25mA | 27dBm @600mA | 3500 | 5mA | 20*16*2 | |
