Sennheiser HDR 175 Additional Headphones for the RS 175 System 10% special Qutest’s control spheres (for user-selectable

Qutest’s control spheres (for user-selectable filters and input) illuminate with useful color-coding information denoting sample frequency and filter used and the brightness settings are user-adjustable

Included with the S-Logic® Plus technology

Filters (Digital): Hugo (Ultimate Reference) (White)

The atypical RF3filter design is user-adjustable

rendering it acoustically transparent

Sennheiser HDR 175 Additional Headphones for the RS 175 System 10% special Qutest’s control spheres (for user-selectableMust have RS 175 before buying HDR 175! Closed back, circumaural headphone system High quality Sennheiser transducers for exceptional sound Designed exclusively for use with the RS 175 RF Wireless Headphone system (sold separately) Two year warranty when purchased from an authorized Sennheiser dealer. Must have RS 175 before buying HDR 175 Additional replacement headphones for the RS 175 digital wireless headphone system. Features Closed, circumaural