| PartNumber | BM23SPKA1NB9-0001AA | BM23SPKS1NB9-0001AA | BM23SPKA1NB9-0B02AA |
| Description | Bluetooth Modules (802.15.1) BT 4.1 Stereo Audio No-Shield/Antenna | Bluetooth Modules (802.15.1) BT 4.1 Stereo Audio w/ Shield/Antenna | Bluetooth Modules (802.15.1) BT 4.1 stereo audio, no-shield and built-in antenna module |
| Manufacturer | Microchip | Microchip | Microchip |
| 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 4.1 | Bluetooth 4.1 | Bluetooth 4.1 |
| Data Rate | 2 Mb/s | 2 Mb/s | 921.6 kb/s |
| Operating Supply Voltage | 3 V, 3.7 V | 3 V, 3.7 V | 3 V to 4.2 V |
| Output Power | 4 dBm | 4 dBm | 4 dBm |
| Minimum Operating Temperature | - 20 C | - 20 C | - 20 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Sensitivity | - 91 dBm | - 91 dBm | - 91 dBm |
| Modulation Technique | DQPSK, DPSK, GFSK | DQPSK, DPSK, GFSK | - |
| Interface Type | UART | UART | Serial |
| Series | BM23 | BM23 | BM23 |
| Packaging | Tray | Tray | Tray |
| Antenna | Integrated | Integrated | - |
| Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz |
| Frequency Range | 2.402 GHz to 2.48 GHz | 2.402 GHz to 2.48 GHz | 2.402 GHz to 2.48 GHz |
| Height | 2.5 mm | 2.5 mm | 2.5 mm |
| Length | 29 mm | 29 mm | 29 mm |
| Width | 15 mm | 15 mm | 15 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | Bluetooth Modules | Bluetooth Modules | Bluetooth Modules |
| Factory Pack Quantity | 63 | 63 | 63 |
| Subcategory | Wireless & RF Modules | Wireless & RF Modules | Wireless & RF Modules |
| Version | Bluetooth 4.1 | Bluetooth 4.1 | - |
| Dimensions | - | - | 29 mm x 15 mm x 2.5 mm |
| Range | - | - | 10 m |
| Shielding | - | - | Unshielded |
| Type | - | - | USB Adapter |
| Antenna Connector Type | - | - | Integrated |