Take the HDR 180 as an additonal / replace headphone for the RS 180.
In the RS 180, Sennheiser delivers an excellent sound reproduction. Using an open, circumaural design, the headphones can breathe from both sides of the ear cups, offering you an excellent sound image.
This wireless headphone sytem utilises Kleer uncompresed digital wireless audio transmission and can serve up to four pairs of headphones.
The HDR 180 is also equipped with balance and automatic level controls. The former provides for right/left volume adjustment while the latter for improved speech intelligibility as well as to ensure that the headphones always reproduce at optimum audio levels.