| Main Parameters | Performance | Remark | |
| Minimum value | Maximum value | ||
| Supply voltage (V) | 0 | 3.6 | Exceeding 3.6V will permanently burn the module |
| Blocking power (dBm) | - | 0 | Less likely to be burned if used at close range |
| Working temperature (℃) | -40 | 85 | Industrial grade |
| Main Parameters | Performance | Remark | |||
| Minimum value | Typical value | Maximum value | |||
| Working voltage(v) | 2 | 3.3 | 3.6 | ≥3.3V guarantees output power | |
| Communication level(V) |
- | 3.3 | - | There is a risk of burning when using 5V level | |
| Working temperature (℃) |
-40 | - | 85 | Industrial grade design | |
| Working frequency band (MHz) | 2402 | - | 2480 | Support ISM band | |
| Power consumption | Emission current (mA) | - | 21.2 | - | Default broadcast gap 1S |
| Receive current (mA) | - | 3.44 | - | - | |
| Sleep current (uA) | - | 0.45 | - | deep sleep | |
| Transmit power(dBm) | -50 | 0 | 11.5 | - | |
| Receiving sensitivity (dBm) | - | -97 | - | Air speed is 1Mbps | |
| Wake-up broadcast current (mA) | - | 3.58 | - | Default broadcast gap 100ms | |
| Main Parameters | Description | Remark |
| reference distance | 150m | Clear and open environment, height 2.0 meters; @11.5dBm; airspeed: 1Mbps |
| Ble protocol | BLE 5.0 | - |
| RF chip | TLSR8208BER | - |
| FLASH | 128KB | - |
| SRAM | 16KB | - |
| Communication Interface | UART | - |
| Packaging method | SMD | - |
| Dimensions | 13*19mm | - |
| RF interface | Onboard PCB antenna | Equivalent impedance is about 50Ω |
| weight | 0.8g | ±0.1 |




