

Datasheet| Bluetooth version | v4.1 |
| Range with visual contact max. | 10 m |
| Bluetooth class | Class 2 |
| Power supply | 2.35...3.3 V |
| Operating temperature | -40...+85 °C |
| Antenna | Ceramic |
| ISM band | 2.4 GHz |
| Interface |
GPIO
UART SPI I2C USB |
| RF output power, typically | 0 dBm |
| RF input sensitivity | -93 dBm |