DUO5800, AV, Receiver Race Edition, 5.8GHz, V4.1 This is the DUO5800 AV RX Race Edition by ImmersionRC.Features:-90dBm Typical sensitivity, NexWaveRF module technologyA/V receiver with diversity antenna inputsCompatible with DC Short Antennas Standard FrequenciesIRC/FatShark: 5740, 5760, 5780, 5800, 5820, 5840, 5860 (all within the legal ISM band) IRC RaceBand: 5685, 5695, 5732, 5769, 5806, 5843, 5880, 5917 MHz (legal for Ham use in USA)Extra frequenciesE Band: 570