SpeechLine SL HANDHELD Transmitter DW-3 1.9GHz EXCLUDING CapsuleThe sleek but robust SL Handheld DW is optimised for speech in presentations or lectures where every word matters. Thanks to bidirectional communication between transmitter and receiver, no settings need to be adjusted on the transmitter. The automatic frequency and interference management allows convenient and reliable operation. The LC display provides the link name, battery status and reception quality. The ergonomically positioned mute slider