• Detachable cable lets you easily convert mono headset for stereo listening on your music-enabled Bluetooth phone
• Sound-isolating earbuds block out distracting background noise so that you can focus on music or conversation
• Plantronics AudioIQ® two-way noise reduction technology—now every word can be clearly heard, regardless of the surrounding noise
• Seamlessly switch between calls and music with the same headset. Tune out the world, tune in your music and stay in touch
• Conveniently answer and end calls by extending and retracting the sliding boom
• 2-in-1 headset with one-touch call and music controls. Adjust volume, mute the microphone, track forward and back, pause, and then play on
• Lightweight and comfortable at 15 grams, you can discreetly tune out the world, tune into music and never miss a call
• Personalized fit with 3 sizes of earbuds and earloop stabilizer that provides comfort and stability
• With up to 7 hours of talk time on a single charge, you can take care of business
• With up to 6 hours of music listening time on a single charge, mass transit is no longer a massive headache

For more information, see Plantronics Voyager 855 datasheet