The DHT800 reference digital wireless handheld transmitter, for use with the DMS800 digital wireless microphone system. It features a robust and slim metal body for durability and easy handling. The DHT800 provides an ultra-wide bandwidth of 150MHz and a selectable radio output power of 10-50mW (depending on frequency band). A built-in helix antenna provides reliable wireless audio transmission, while state-of-the-art 512-bit encryption technology secures the audio signal against tapping. For additional flexibility, the mute switch can be set to operate as the power switch.