Rf solutions zeta transceiver modules rf solutions zeta 868 so this smt 868mhz zeta module from rf solutions is an extremely cost effective high performance radio transceiver module that can transmit or receive at up to 500kbps over a range up to 2000moperating between 18 and 36v the module monitors its battery voltage and can sleep with a very low standby current the module can wake intermittently and provide direct control outputs to a microcontroller making it ideally suited to