The PBX Master voice adapter converts from an RJ45 outlet to a BT-style socket, allowing phones with BT-style plugs to be used on structured cabling systems ...

The compact PC111 headset from Senheiser consists of a single inner-ear earpiece & and high-quality microphone. Its unique, lightweight design gives this headset a modern & stylish appearance. The PC111 is particularly adapted for use with a laptop computer & for Internet telephony (Vo IP), & it can be worn on either the left or the right ear. ...

The professional PC 121 headset is an ultra-light, one sided headset ideal for IP-based communications, especially when travelling. Use it for inexpensive telephone-conferences or private calls, dictation or entertainment. ...

The Sennheiser PC136 USB (Universal Serial Bus) headset is an all-rounder with true-to-life sound for all PC applications. Youll never use your computer without it again. The Adjustable headband ensures the perfect fit at all times & the adjustable, bendable, pivotable, noise-canceling microphone improves the clarity of your communication, & gives you more comfort & flexibility. The in-line volume control & mic mute switch lets you decide volume levels & have a side conversation in privacy. The Sennheiser PC136 USB (Universal Serial Bus) headset can be used with CD/DVD/MP3 players & for Internet-based communications via a detachable USB (Universal Serial Bus) adapter that reveals 2 x 3.5mm plugs. ...

The PC 141 is a behind the neck, binaural headset. Ideal for gaming, internet telephony & other voice over IP applications. ...

The PC 151 is an over the head, binaural headset. Fantastic high-volume sound experience & great Sennheiser acoustics ideal for hard-core gaming. ...

The PC 20 is a single-sided starter headset with the most superior sound in its class, providing great value for your money. ...

The PC 21 is a single-sided starter headset with the most superior sound in its class, providing great value for your money. ...

Easy listening-The PC 230 offers first-class sound for listening to music on your computer, chatting, gaming or watching a DVD. High quality Sennheiser speakers & an advanced noise canceling microphone give you stereo quality of the highest order. The PC 230 is light & comfortable to wear, with simple & innovative features that make it easy to use. Smart microphone- The microphone boom is designed to swivel almost 360°, so you can choose to wear it on your right or left ear. The PC 230 also features an automatic smart microphone mute. To activate it, simply push the microphone boom up & away. It’s that simple. Natural control-To make chatting as simple & non-technical as possible, we have included the volume dial on the ear cup – unlike other headsets which feature it far down on the cable. This means you have more natural, & therefore quicker & easier, access to controlling the sound level. ...

The PC 26 USB (Universal Serial Bus) is a single-sided starter headset with superior sound, providing great value for your ...