Sound ID 512 Stereo Bluetooth Headset with EarPrint App for LG Optimus One P500, Optimus Chic E720, Ally, Revolution Tegra 2, Optimus 3D P920, Optimus Me P350, Android 2.1 and Higher LG Devices The world's first Bluetooth Headset with its own App. Made and Designed for LG Optimus One P500, Optimus Chic E720, Ally, Revolution Tegra 2, ptimus 3D P920, Optimus Me P350. Android 2.1 and Higher LG Devices. EarPrint App - Personalize your sound preferences and settings with the first ever Android App for Bluetooth headsets. Touch Sensor Volume - No more fumbling around to adjust the volume - you're in control with just a touch of your finger on the headset. 3X NoiseNavigation - 3 sensitive microphones eliminate wind and background noise from both ends of your call. Color: BLACK. Includes a Blue CCMaccessories Neck Strap / Lanyard.