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| PartNumber | BT121-A-V2-IAPC | BT121-A-V2 | BT121-A-V2-IAP |
| Description | Bluetooth Modules (802.15.1) Long Range Bluetooth Smart Ready Module, 128K Flash, Integrated Antenna, Integrated Software Stack and support for IAP for Apple (Customer needs to be Apple MFI licensee). | MOD BLUETOOTH LONG RANGE V2 | MOD BLUETOOTH LONG RANGE V2 |
| Manufacturer | Silicon Laboratories | - | - |
| Product Category | Bluetooth Modules (802.15.1) | - | - |
| Class | Bluetooth Low Energy (BLE) | - | - |
| Protocol | Bluetooth 4.1 | - | - |
| Data Rate | 1 Mb/s, 3 Mb/s | - | - |
| Operating Supply Voltage | 2.2 V to 3.6 V | - | - |
| Output Power | 8 dBm, 12 dBm | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Sensitivity | - 96 dBm | - | - |
| Modulation Technique | BDR, EDR, LE | - | - |
| Interface Type | GPIO, I2C, SPI, UART | - | - |
| Series | BT121 | - | - |
| Antenna | Chip | - | - |
| Dimensions | 13.9 mm x 11 mm x 2.2 mm | - | - |
| Features | Integrated Bluetooth Smart Ready Stack, Internal Temperature Sensor | - | - |
| Frequency | 2.4 GHz | - | - |
| Frequency Range | 2.402 GHz to 2.48 GHz | - | - |
| Height | 2.2 mm | - | - |
| Length | 13.9 mm | - | - |
| Memory Size | 128 kB | - | - |
| Range | 200 m to 400 m | - | - |
| Type | USB Adapter | - | - |
| Width | 11 mm | - | - |
| Brand | Silicon Labs | - | - |
| Mounting Style | SMD/SMT | - | - |
| Antenna Connector Type | Integrated | - | - |
| Core | ARM Cortex-M0 | - | - |
| Product Type | Bluetooth Modules | - | - |
| Factory Pack Quantity | 100 | - | - |
| Subcategory | Wireless & RF Modules | - | - |
| Supply Current Transmitting | 92 mA | - | - |