Plantronics S11 Black/Gray Headband Headsets. Condition is "New". Shipped with USPS Priority Mail. Condition is Brand New. Brand: Plantronics Model: S11 Shipped with USPS Priority Mail Or UPS Ground Either At Sellers Option . You Will Receive 1 ea Plantronics S11 Black/Gray Headband Headsets. Condition is "New". Shipped with USPS Priority Mail. RARE VINTAGE COLLECTIBLE SHIPS N 24 HOURS Packed By Our Award Winning Packaging And Shipping Department Long Time E-commerce Seller For Over 20 Years LIMITED AVAILABILITY Inventory Box Number: Lower Level Room B Plantronics PL-S11 Office Over-The-Head Corded Headset + Plantronics over-the-head headset with amplifier. Connects to a single or multi-line telephone. Over-the-head headset. Noise cancelling microphone reduces background noise. Silver and gray with redaccents. Not compatible with phones that feature the keypad in the handset or cordless phones. Requires a telephone with an RJ-11 jack (not a 2.5mm plug) (amplifier plugs into the handset jack on the phone). Replacement for the PL-S10. Amplifier base. Headset. AC adapter. Manual. Plantronics S11 Telephone Headset System offers hands-free convenience and comfort. The telephone amplifier is compatible with most phones and provides mute and volume control. The S11 includes an over-the-head headset for stability with a noise- canceling microphone for superior sound clarity. S11 Key Features Hands free: Improve your productivity?filing, emailing, taking notes?while on the phone. Keep your hands free to multitask. Noise-canceling microphone filters out background sounds for heightened speech clarity. Over-the-head style headset provides all-day comfort, and can be worn on either ear for your convenience. Easy installation: Compatible with virtually any single- or multi-line phone. Warranty: One year for unsurpassed durability. Easily accessible controls on the base. Separate tone control lets users fine-tune the sound received. Headset stand for reduced desktop clutter. The S11 Includes: Headset Amplifier Over-the-head style headset AC Adapter User Guide Operating Frequency: Standard Band Headset Microphone: Noise-canceling Headset Weight: 46 g Headset Controls: Volume, Mute, Call Answer/End Compatibility: All major corded desk phones Wearing Styles: Over-the-Head