The Xiegu G90 HF 20W 0.5-30MHz SDR Amateur Radio Transceiver is a portable and handheld device designed for amateur radio enthusiasts. With a frequency range of 0.5-30MHz, this transceiver covers both FM and HF bands, allowing users to communicate on a wide range of frequencies. The Xiegu brand is known for its quality and reliability in the world of ham radio equipment, making this transceiver a popular choice among hobbyists.