Kit includes:

• Bluetooth Headset
• 4 Ear Loops (2 for each ear)
• 4 Earbuds of Various Sizes
• Travel Adapter
• User Manual

Jawbone is a groundbreaking Bluetooth headset with an advanced, military grade noise cancelling system called Noise Shield that enables clear conversations even in the most extreme environments. Jawbone eliminates background noise, improves sound quality and seamlessly adjusts microphone and earpiece volume throughout the call. Its superior technology combined with premium design have earned Jawbone recognition as CNET's "Highest rated Bluetooth headset ever," one of PC World's "100 Best Products of 2007" and Engadget's "Wearable device of the Year", in addition to Spark and IDEA international design awards.

Features:

• Up to 6 hours talk time
• Up to 120 hours standby time
• Bluetooth specification: Ver 2.0 EDR
• Noise Shield, a military-grade technology originally developed for use in tanks and helicopters, to eliminate background noise in the harshest environments
• Voice Activity Sensor that determines precisely when you're speaking to separate your speech from background noise
• Proprietary system of sensors and software that analyzes ambient noise up to 500 times a second, continuously optimizing incoming and outgoing audio quality
• Frequency boosting and automatic volume control helps you hear incoming callers as you move between noisy and quiet environments
• Comfortable, customizable, fit-kit with a choice of four different earloops and earbuds
• Binaural and adaptable for use in left or right ear
• Ultra-lightweight, ergonomically contoured form factor built using medical grade materials

Will work with any Bluetooth capable cellphone.
Original Jawbone Accessory with 1 year manufacture warranty