Pro Grade Motorola S10-HD BlueTooth Headset Micro-USB Car Charger with Tangle Free USB Data Cord/Cable! Newly designed two piece style offers more choices, at original quality! Top rated accessory maker High Tech Corp's (HTC) answer to all other phones inferior one piece car chargers! Quality manufacturing techniques provide a high impact mold, meaning tripple the strength and heat capacity. Secure Digital dual stage two way communication chipset, ensures a longer lasting battery and accurate charging with all phones. The first digital stage of this charger offers fast charging until 90% battery life. The second digital stage is a "trickle or holding" charge that fully optimizes your battery level to 100% and keeps it there.