RF65393.3V to 4.0V,915MHz Transmit/Receive Module .
RF Micro Devices
RF6539 - Transmit/Receive Module
RF65393.3V to 4.0V,915MHz Transmit/Receive Module RF6539 3.3V TO 4.0V,915MHz Transmit/Receive Module Package: LGA, 28-Pin, 5.5mm x 5.0mm GND GND G.