Bluetooth / 802.15.1 Modules WT11-A-AI4 w/Chip Ant iWRAP 4.0
WT41-A-AI4 Module, 2.1Mbps, 2.4GHz, USB, GPIO, UART, 3.3V, 20dBm, -40°C to 85°C
Industrial Telecom IC, 3.3V, 31-Terminal, R-XXMA-N31 Package
Telecom Circuit, 1-Func, MODULE-59
CLASS 2 BLUETOOTH MODULE 2.1 +EDR WITH IWRAP Firmware wt12-a.ai-4.0.0-3.