The RF Transceiver is mounted using Surface Mount.For optimal performance, this RF Transceiver module uses the Strip package.The RF Transceiver Module belongs to the WT32i family.
WT32I-A-AI61IAPC Features
Surface Mount Strip package
WT32I-A-AI61IAPC Applications
There are a lot of Silicon Labs WT32I-A-AI61IAPC RF Transceiver Modules applications.