HQRP Car Charger for Bose SoundLink III Bluetooth Speaker Music System 12-Volt Vehicle DC Adapter Power Cord Sound-Link + Coaster HQRP&reg; Replacement Car Charger plus HQRP&reg; Coaster; Input: 12V DC; Output: DC 20V, 1.2A; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; 100% Compatible with Original AC Power Cord; 1 Year warranty!