Product Description Logitech Stereo Headset H150. Speak clearly with this simple, versatile headset with stereo sound, a noise-canceling microphone, an adjustable headband and in-line audio controls. From the Manufacturer FeaturesEnlargeLogitech Stereo Headset h150 For clear, comfortable, convenient calls Speak clearly with this simple, versatile, easy-to-use analog headset that makes your voice and video calls sound and feel great. EnlargeFull stereo soundEnjoy your Internet calls and music in clear, crisp stereo audio. EnlargeClear talkThe noise-cancelling microphone reduces annoying background noise—so you be can heard clearly, even in a busy cafe. EnlargeAdjustable fitPersonalize your fit to "feels just right" with the adjustable headband and comfy foam ear cups. EnlargeVersatile designPosition the rotating microphone where it picks up your voice best or out of the way when you're not on a callWear the mic your way—on your left or right sideEnlargeConvenient controlIn-line controls make it easy to quickly adjust your headset volume and mute the microphone. EnlargeSimple setupJust plug your headset into the 3.5 mm jacks on your computer and start calling on your favorite calling app. CompatibilityPackage ContentsHeadsetUser documentationWorks with:Windows OS Analog connection with 3.5 mm input and output jacksWorks with Logitech Vid HD, Skype, Yahoo! Messenger, Gmail, Windows Live Messenger, and AIM.CompareWhich Logitech Analog Headset Is Right For You?GoodBetter BestLogitech Stereo Headset h110Logitech Stereo Headset h130Logitech Stereo Headset h150Logitech Stereo Headset h230Logitech Stereo Headset h250What do you get?Basic performanceSleek, lightweight comfort and great soundAdjustable fit and great sound, Customizable style, loud and clear sound Top-of-the-line stereo sound, comfort and in-line controlsConnection choiceCorded 3.5 mm plugs (2)Corded 3.5 mm plugs (2)Corded 3.5 mm plugs (2)Corded 3.5 mm plugs (2)Corded 3.5 mm plugs (2)Audio quality Full stereo soundHigh-quality stereoHigh-quality stereoHigh-quality stereoFull dynamic stereo soundStyle Over-the-headBehind-the-headOver-the-headColorful behind-the-headPremium over-the-headHeadbandAdjustableDiscreet and slim, not adjustableAdjustableDiscreet and slim, not adjustableAdjustableEar cups sizeSmallSmallSmallSmallMediumMic boomRotating flexible Rotating Rotating flexible, can be worn on left or right sideRotating flexibleRotating flexible, can be worn on left or right side Noise-cancelling microphoneVolume and mute controlsOn PCOn PCIn lineIn lineIn lineSystem supportWindows Vista, Windows XP, 7Windows Vista, Windows XP, 7Windows Vista, Windows XP, 7Windows Vista, Windows XP, 7, Mac OS Windows Vista, Windows XP, 7