LG TONE PLATINUM HBS-1100 - Premium Wireless Stereo Headset - Black Smooth-Contoured Design with Anodized Brushed Aluminum Alloy Trim - Sleek, ergonomic curves provide a premium feel. Hi-Fi Sound - Qualcomm aptX HD for 24-bit music support. Harman Kardon Platinum Sound - Refined, full-bodied sound with rich bass. Balanced Armature Speaker Unit - Optimally tuned sound that picks up every detail. Dual MEMS Microphones - Maintain exceptionally clear voice calls with an advanced noise cancellation solution. Retractable Ear Buds - An intuitive wire management solution with a comfortable, customizable fit.