Raymarine E70517 Ray73 VHF Marine Radio with Internal GPS AIS Receiver│NMEA2000
Base Station Speaker Power Output 2.5W (8Ω). Receiver Type Double conversion super heterodyne. Receiver Sensitivity Distance — 119dBm (0.25uV) @ 12dB SINAD (typical). Wired or wireless expansion with optional RayMic handset stations.