Cypress Semiconductor CYBLE-012011-00 Bluetooth Module 4.1
Cypress Semiconductor CYBLE-012011-00 Bluetooth Module 4.1, Maximum Output Power: 3dBm, Receiver Sensitivity: -87dBm, Supported Bus Interfaces: I2C, SPI, UART, Dimensions: 14.52 x 19.2 x 2mm, Length: 14.52mm, Maximum Operating Temperature: +85 °C, Minimum Operating Temperature: -40 °C, Width: 19.2mm