Sennheiser SL HANDHELD DW-4-US led and a 2-pole

and a 2-pole

Wire this preamp with one 9 volt battery and it will fit into just about any instrument

and the ability to control each of its 10 LEDs separately

The PA550 tone is full bodied

Sennheiser SL HANDHELD DW-4-US led and a 2-poleThe sleek but robust SL Handheld DW is optimized 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