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| PartNumber | WT32I-A-AI61 | WT32I-A-AI6 | WT32I-A-AI6-APTX |
| Description | Bluetooth Modules (802.15.1) Bluetooth 3.0+EDR Audio module, Class 2, iWRAP 6.1, integrated antenna | Bluetooth Modules (802.15.1) Class1 BT 3.0, Audio Module, Int Ant | Bluetooth Modules (802.15.1) Class1 BT 3.0, Audio Module, Int Ant |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Bluetooth Modules (802.15.1) | Bluetooth Modules (802.15.1) | Bluetooth Modules (802.15.1) |
| RoHS | Y | Y | Y |
| Class | Class 2 | Class 2 | Class 2 |
| Protocol | Bluetooth 3.0 | Bluetooth 3.0 | Bluetooth 3.0 |
| Data Rate | 12 Mb/s | 12 Mb/s | 12 Mb/s |
| Operating Supply Voltage | 1.7 V to 3.6 V | 1.7 V to 3.6 V | 1.7 V to 3.6 V |
| Output Power | 6.5 dBm | 6.5 dBm | 6.5 dBm |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Sensitivity | - 90 dBm | - 90 dBm | - 90 dBm |
| Interface Type | UART | UART | UART |
| Series | WT32i | WT32i | WT32i |
| Antenna | Chip | Chip | Chip |
| Dimensions | 23.9 mm x 15.9 mm x 2.4 mm | 23.9 mm x 15.9 mm x 2.4 mm | 23.9 mm x 15.9 mm x 2.4 mm |
| Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz |
| Height | 2.4 mm | 2.4 mm | 2.4 mm |
| Length | 23.9 mm | 23.9 mm | 23.9 mm |
| Memory Size | 16 Mbit | 16 Mbit | 16 Mbit |
| Product | Bluetooth Modules | Bluetooth Modules | Bluetooth Modules |
| Shielding | Shielded | Shielded | Shielded |
| Type | USB Adapter | USB Adapter | USB Adapter |
| Width | 15.9 mm | 15.9 mm | 15.9 mm |
| Brand | Silicon Labs / Bluegiga | Silicon Labs / Bluegiga | Silicon Labs / Bluegiga |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Product Type | Bluetooth Modules | Bluetooth Modules | Bluetooth Modules |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | Wireless & RF Modules | Wireless & RF Modules | Wireless & RF Modules |
| Version | Bluetooth 3.0 + EDR | Bluetooth 3.0 + EDR | Bluetooth 3.0 + EDR |
| Packaging | - | Reel | - |
| Antenna Connector Type | - | Integrated | Integrated |
| Moisture Sensitive | - | Yes | Yes |