| Installation type | Surface mount | 
| packing | TR,CT | 
| storage capacity | 128kB ROM,128kB RAM | 
| Voltage - Supply | 1.8V ~ 4.3V | 
| type | TxRx + MCU | 
| working temperature | -40°C ~ 85°C | 
| Encapsulation/Housing | 31-UFBGA,WLCSP | 
| Warehouse | China/Hong Kong | 
| quality | Original genuine | 
| LSB/g | -96dBm | 
| frequency | 2.4GHz | 
| agreement | Bluetooth v4.1 | 
| Power output | 3.5dBm | 
| RF series/standard | Bluetooth | 
| Data rate (maximum) | 3.4Mbps | 
| serial interface | I²C,SPI,UART | 
| GPIO | 13 | 
| Current - Receive | 4mA | 
| Current - transmission | 3mA |