Seeed Studio 317030213 Bluetooth Chip 4.2
Seeed Studio 317030213 Bluetooth Chip 4.2, Bluetooth Class: Class 1, Maximum Output Power: 4dBm, Receiver Sensitivity: -89dBm, Dimensions: 16 x 10 x 2.2mm, Length: 16mm, Maximum Operating Temperature: +85 °C, Minimum Operating Temperature: -40 °C, Width: 10mm