Basically, Eversprings wireless products are designed in popular radio frequency as listed below, which are applied widely in the worldwide.
BH series : 315MHz for EU and 433MHz for US
O-Net series : 315MHz for EU and 433MHz for US, self-learning ID code
U-Net series : 868MHz for EU and 923MHz for US, proprietary communication protocol
Z-Wave series : based on standard Zensyss protocol, 868MHz for EU and 908MHz for US