This SEA SEA156 Marine VHF FM Radiotelephone Transceiver is a reliable communication device for your boat. It comes with a mic and manuals, and has been tested for optimal performance. The brand SEA and manufacturer part number SEA156 ensure that you are getting a quality product made in the United States. The device is designed for use on boats and other water vessels, and is perfect for communication with other boats or with shore. Its compact size and durable construction make it an ideal choice for use in harsh marine environments. Whether you are a seasoned mariner or just getting started, this VHF radio is an essential tool for safe and reliable communication on the water.