Sennheiser IE 100 PRO In-Ear Monitoring Headphones - Red HD Series 5" modules allowing you to

5" modules allowing you to bring along specialized effects for any situation with ease

There’s also a convenient LCD display with an encoder

the HEIL PR 31 BW in honor and thanks to Bob Workman

4 CV Outputs

Sennheiser IE 100 PRO In-Ear Monitoring Headphones - Red HD Series 5" modules allowing you toDynamic in ear monitors for confident monitoring even on the loudest stages. Consistent frequency response in both low and high SPLs. High wearing comfort, even for hours, thanks to an ultra flat design. With a stage proof, robust construction. IE 100 PRO Wireless: 2 in 1 combo package: The powerful IE 100 PRO in ear monitors plus Bluetooth module for wireless use with your mobile device. Precise monitoring sound for live stages, mixing, producing or