Silicon Labs BT121-A-V2 Bluetooth Chip 1.3
Silicon Labs BT121-A-V2 Bluetooth Chip 1.3, Maximum Output Power: 14dBm, Receiver Sensitivity: -96dBm, Supported Bus Interfaces: ADC, DAC, GPIO, I2C, Microcontroller Programming Interface, Real-Time Clock, SPI, UART, Supported I/O Interfaces: RS232, Serial, Dimensions: 13.9 x 11 x 2.2mm, Length: 13.9mm, Maximum Operating Temperature: +85 °C, Minimum Operating Temperature: -40 °C, Width: 11mm, MPN: BT121-A-V1