The PXC 310 BT combines all the advantages of travel headphones with the new apt-X Bluetooth codec--a sophisticated audio compression technology for true hi-fi quality when paired with a Sennheiser Bluetooth adapter (sold separately)--for wireless listening while on the move. It's compatible with countless Bluetooth enabled digital audio devices. These closed mini headphones are embedded with NoiseGard 2.0 technology, which provides up to 90 percent active noise cancellation. They are also equipped with TalkThrough function, which is able to distinguish between background noise and speech, enabling you to continue your conversations with fellow travelers without removing the headphones. When not in use, the PXC 310 BT can simply be folded away and stowed in the included carrying case... Less

Built with NoiseGard-2.0 technology, the Sennheiser PXC 310 headset reduces surrounding noise for crisp and clear sound especially in trains or planes. The TalkThrough function in these Sennheiser headphones allows you to talk to your fellow passenger without taking out your headset. You can easily fold this Noise-canceling headset into a compact set for easy transportation and storage. The frequency response of 15 - 22,000 Hz in these Sennheiser headphones captures a wide range of signals for clearly audible sound. With 100/590 ohm impedance, this Noise-canceling headset gives superior quality sound. The Sennheiser PXC 310 offers you an operating time of up to 20 hours and 200 hours of standby time for nonstop usage.

Sennheiser PXC 310 BT Compact Noise-Canceling Travel Headphones with Bluetooth Technology (Black) PXC 310 BT headphones, detachable audio cable (2.5 mm to 3.5 mm jack plug), in-flight audio adaptor (3.5 mm double mono jack), 1/4" (6.3 mm) audio adaptor, USB charging cable, multi-country wall charging adapter, rechargeable Lithium polymer battery (BA 370), carrying case Specifications Wireless technology: Bluetooth 2.1 + EDR; supports A2DP, AVRCP profiles Range: Up to 33 feet Noise cancelling: Up to 90 percent Noise cancelling technology: NoiseGard 2.0 (with TalkThrough) Frequency response: 15 - 22,000 Hz Sound pressure level (SPL): 107 dB Ear coupling: On-the-ear Transducer principle: Sealed (closed) Battery: BA 370 - 3.7 V Rechargeable Lithium Polymer Operating time: Up to 20/12/8 hours... Less

The Sennheiser PXC 450 is a premium around-the-ear travel headphone set featuring Sennheiser’s exclusive NoiseGard 2.0 active noise compensation system, which effectively reduces up to 90% of ambient noise. Adaptive baffle damping and patented Duofol diaphragm technology deliver pristine audio production. The extremely comfortable headphones offer audiophile-grade sound combined with a foldable construction for maximum enjoyment and convenient storage.

Designed to deliver exceptional isolation from ambient noise with precise and linear sound reproduction at high SPLs, the HD 280 Pro combines high fidelity with practical design and maximum comfort. The HD 280s form-fitting, ergonomically designed circumaural earpieces remain comfortable for long periods of listening and can be rotated for flat mobility and space-saving transport.

The DW Pro2 is a premium dual-sided DECT wireless headset for your desk phone and softphone. With a focus on ergonomic perfection the DW Pro2 was designed to meet the needs of all-day users and experienced professionals working in busy environments. The DW Pro2 looks and sounds incredible with Sennheiser wideband voice capability and ultra noise-canceling microphone. Enhance productivity with full workday talk time, with easy pairing to, and and exclusive ultra-fast recharging on any existing DW Series base station.

The Sennheiser PXC 450 is a premium around-the-ear travel headphone set featuring Sennheiser’s exclusive NoiseGard 2.0 active noise compensation system, which effectively reduces up to 90% of ambient noise. Adaptive baffle damping and patented Duofol diaphragm technology deliver pristine audio production. The extremely comfortable headphones offer audiophile-grade sound combined with a foldable construction for maximum enjoyment and convenient storage.

The Sennheiser HD205-II provides studio-grade detail and frequency response coupled with brilliant shielding of ambient noise. The rotatable ear cup as well as the single-sided cable make them a professional companion for DJ's and home recording. Unlike competitive models, the earcup rotates while maintaining earpad contact on your head for stability and comfort without leaking noise into adjacent microphones. The HD 205-II comes with a convenient protective pouch and locking 1/4" adapter for storage and transportation.

Wireless headphones come in many shapes and sizes but few offer as pleasing a home cinemacentric performance than the RS 170. This wireless headphone sytem comprises of a pair of wireless headphones and a multi-purpose transmitter which also functions as an 'easy-charge' cradle and docking station. The RS 170 utilises Kleer's uncompressed digital wireless audio transmission, offering an effective range of 80m (line of sight), and can serve up to four pairs of headphones. A weighty, full-bodied and detailed sound reproduction is what the RS 170 offers. Sporting a couple of switchable listening modes - Dynamic Bass and Surround Sound, it will let you enjoy pure thundering bass, a virtual surround soundscape, or both audio treatments for your music or movies! The headphones' leatherette... Less

The Sennheiser HD202II is a closed, dynamic hi-fi stereo headphones are the ideal partner for DJs and powerful modern music, providing good insulation against ambient noise and a vivid, crisp bass response. The rugged lightweight headphones have a secure fit and can be used for both mobile sources and home (mini) hi-fi systems. When out and about, a convenient cord take-up lets you adjust the headphone cable to the required length.