Jabra STONE3 Bluetooth Headset - Retail Packaging Power2go portable charger enables you to charge on the go, allowing a total of 10 hours of talk time -2 hours in headset alone Voice Control lets you to answer or reject calls by the use of the voice, Voice Guidance tells who is calling, battery status, set-up and more Noise Blackout Extreme with dual microphone technology for excellent call quality Connect to 2 Bluetooth devices simultaneously and stream music, gaps or internet radio from your phone or tablet Four ergo-designed Eargels for all-day comfort