Sennheiser RS 140 Wireless Balanced Headphones

The RS 140 wireless RF headphone system features a switchable dynamic compression system for excellent speech intelligibility and balance control for optimum right/left volume adjustment. If necessary, a high output level can be adjusted to compensate for moderate hearing loss. Enjoy wireless freedom of sound with exceptional sound adaptation.

Features:

• Closed, circumaural wireless stereo RF headphone system
• For hi-fi and TV use
• Switchable compression ensures excellent speech intelligibility
• Balance control for right/left volume adjustment
• High output level (adjustable) suitable for compensating for moderate hearing loss
• Intelligent auto-tuning with memory function
• Self-learning automatic level control provides optimum signal reception
• Very lightweight headphones, extremely comfortable to wear
• Easy recharging: simply hang the headphones onto the charging cradle
• Rechargeable NiMH batteries included
• Transmitter can be wall mounted
• Operating time: approx. 23 hours
• 2-year warranty

NOTE:  This is NOT a headset that would used in the cabin by the flight crew.  However, it's a great headset to use as a passenger enjoying the in-flight entertainment system or with a portable CD/MP3 player.