1, A built-in four kinds of clear and melodious tone optional broadcast.
2, Adjustable microphone sensitivity and broadcast prompted volume.
3,16 key regional elections, four group selection keys and a region selection key.
4, The system can be remote constituency, regional radio operation.
5, The user can set the broadcasting authority of the machine itself.
6, Red and green lights, real-time display districts broadcast status (green: normal broadcast; Red: Emergency Broadcast).