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| Part Number | WT41U-A-HCI21001 |
| Datasheet | WT41U-A-HCI21001 datasheet |
| Description | BLUETOOTH 2.1EDR MODULE |
| Manufacturer | Silicon Labs |
| Series | - |
| Part Status | Not For New Designs |
| RF Family/Standard | Bluetooth |
| Protocol | Bluetooth v2.1 + EDR |
| Modulation | - |
| Frequency | 2.4GHz |
| Data Rate | - |
| Power - Output | 17dBm |
| Sensitivity | -84dBm |
| Serial Interfaces | UART, USB |
| Antenna Type | Integrated, Chip |
| Utilized IC / Part | - |
| Memory Size | - |
| Voltage - Supply | 2.7V ~ 3.6V |
| Current - Receiving | 44mA |
| Current - Transmitting | 110mA |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | Module |