LG Electronics Tone Ultra HBS-810 Bluetooth Wireless Stereo Headset - Retail Packaging - Navy Blue RETRACTABLE EARBUDS - A simple, unique solution to cord management, the TONE ULTRA's earbuds extend for a personalized fit and retract for easy, convenient storage. PASSIVE NOISE CANCELLATION - The TONE ULTRA's silicone foam ear gels provide a seamless in-ear fit for noise cancellation. JBL SIGNATURE SOUND - JBL Signature Sound generates purer, more accurate extended bass, so you'll experience a high-quality acoustic performance. QUAD-LAYER SPEAKER TECHNOLOGY AND DIGITAL MEMS MICROPHONE - Enjoy robust bass, crisp treble, clearer voice, and less high-frequency distortion with the multi-layer speaker, and high-quality sound and exceptional voice clarity with the digital MEMS microphone. JOG BUTTONS - These simple, fluid volume and music controls replace traditional volume up/down and fast forward/rewind buttons.