Headphones

Sennheiser

open, around-the-ear stereo headphones, specially-tuned, high efficiency drivers capable of delivering high sound pressure levels, ventilated magnet system minimizes air turbulence and distortion for greater transparency and sound quality

extra headset for RS180 receives sound from a Sennheiser RS 180 wireless headphone system,RF wireless transmitter range: up to 320 feet,left/right balance control and on/off switch

additional headset for RS170 receives sound from a Sennheiser RS 170 wireless headphone system,Kleer uncompressed audio transmission for interference- free reception and high-fidelity sound,RF wireless transmitter range: up to 260 feet

The mm 450 is the travel Headset you have been waiting for. With one headset, you can listen to Music wired or wirelessly, take calls over Bluetooth, cancel 90% of ambient noise and chat with seatmates-- all without removing the headset. With the MM 450 you can Switch between calls and music - delivered in superb Stereo sound. NoiseGard 2.0 eliminates up to 90% of background noise for your most peaceful flight yet. A convenient TalkThrough function lets you carry a conversation with a seatmate at the push of a button. The invisible high-performance Microphone ensures that conversations are clear, making this headset the perfect all-in-one sound solution for the hottest Digital device in your pocket.--Using a closed, on-the-ear design to Block ambient noise, the MM 450 is an ideal... Less

The Sennheiser HDR line is an excellent add-on to the Sennheiser RS 170 Digital Wireless Headphone System. Up to four individual headphone receivers can be used with each system - perfect for family movie night or for use in waiting rooms. Includes Batteries and receiver.--Wireles s Headphones come in many shapes and sizes but few offer as pleasing a home cinema centric performance than the HDR 170. The HDR 170 utilizes Kleer's uncompressed digital wireless Audio transmission, offering an effective range of 262.46ft. (line of sight), and can serve up to four pairs of headphones. A weighty, full-bodied and detailed Sound reproduction is what the HDR 170 offers. Sporting a couple of switchable listening modes - Dynamic Bass and Surround Sound, it will let you enjoy pure thundering bass, a... Less