MaxLLTo&trade; AC Home Wall Power Charger/Adapter Cord For RCA MP3 Opal M3804 M3904 M6208 M6308 AC Home Wall Power Charger/Adapter Cord For RCA MP3 Opal M3804 M3904 M6208 M6308 Input -- 100-240V, Output -- 5V, 1000mA max Connector: mini USB. Connect your media player to AC wall power jack for power charging. Intelligent Switching circuit will recognize a full battery & automatically switches to a save mode, Plug never heats or overcharges the battery LED Charging indicator, Short circuit protection, Package includes: 1 AC wall charger.