Sennheiser XSW 1-835 DUAL-A Wireless Vocal Set 100790422 The trackballs can be set

The trackballs can be set to work in either log or RGB with thetouch of a button

Operating Temperature Range: 5C (40F) to 40C (105F) degrees

Light Source: 18x 3-Watt UV LEDs

All channels and busses have a full complement of processing

Sennheiser XSW 1-835 DUAL-A Wireless Vocal Set 100790422 The trackballs can be setSennheiser XSW 1 835 DUAL A Wireless Vocal Set Raise Your Voice. Easy to use all in one wireless system for singers and presenters. Raise your voice. Go for XS WIRELESS 1 and rely on a solid wireless transmission with up to 10 compatible channels in a stable UHF band. The XS WIRELESS 1 VOCAL SET is an easy to use all in one wireless system for singers and presenters, excellent for live sound featuring Sennheisers renowned evolution microphone