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| PartNumber | WT32I-A-AI61 | WT32I-A-AI61-APTX | WT32I-A-AI61-APTXC |
| Description | Bluetooth Modules (802.15.1) Bluetooth 3.0+EDR Audio module, Class 2, iWRAP 6.1, integrated antenna | Bluetooth Modules (802.15.1) Bluetooth 3.0+EDR audio module, Class 2, iWRAP 6.1 with APT-X codec, integrated antenna. Note APT-X codec license needed / cost involved | |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | - |
| Product Category | Bluetooth Modules (802.15.1) | Bluetooth Modules (802.15.1) | - |
| RoHS | Y | Y | - |
| Class | Class 2 | Class 2 | - |
| Protocol | Bluetooth 3.0 | Bluetooth 3.0 | - |
| Data Rate | 12 Mb/s | 12 Mb/s | - |
| Operating Supply Voltage | 1.7 V to 3.6 V | 1.7 V to 3.6 V | - |
| Output Power | 6.5 dBm | 6.5 dBm | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Sensitivity | - 90 dBm | - 90 dBm | - |
| Interface Type | UART | UART | - |
| Series | WT32i | WT32i | - |
| Antenna | 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 | - |
| Frequency | 2.4 GHz | 2.4 GHz | - |
| Height | 2.4 mm | 2.4 mm | - |
| Length | 23.9 mm | 23.9 mm | - |
| Memory Size | 16 Mbit | 16 Mbit | - |
| Product | Bluetooth Modules | Bluetooth Modules | - |
| Shielding | Shielded | Shielded | - |
| Type | USB Adapter | USB Adapter | - |
| Width | 15.9 mm | 15.9 mm | - |
| Brand | Silicon Labs / Bluegiga | Silicon Labs / Bluegiga | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Product Type | Bluetooth Modules | Bluetooth Modules | - |
| Factory Pack Quantity | 500 | 500 | - |
| Subcategory | Wireless & RF Modules | Wireless & RF Modules | - |
| Version | Bluetooth 3.0 + EDR | - | - |
| Packaging | - | Reel | - |
| Range | - | 200 m | - |
| Antenna Connector Type | - | Internal | - |