i.VALUX 3in1 3500mAh External Battery Pack Mobile Power Bank + Speaker + Phone Stand for iPhone, Samsung, GoPro, Bluetooth Headset and More (Black) 3in1 multifunction external battery charger power bank + portable speaker + cellphone stand, compact, pocket size, can be tied up with a cord for easy taking, perfect travel accessory for long flights, business trips, cruises, car travel or hiking etc. Rechargeable mobile phone power bank with 3500mAh of fast charge speed, has an LED status bar that indicates the battery status AND works with all phones and devices with a USB port like Apple iPod, iPhone 4 5 6 6 Plus, iPad, Tablets, Handheld and PDA Adapters, MP3 4 Players, Samsung, Motorola and Nokia etc MUSIC WHERE EVER YOU ARE, just plug your phone into the docking headphone 3.5mm jack and it becomes a high quality sound system Can be adjusted to virtually any angle you prefer by rotating it slightly, allows you fully enjoy your phone function with it CE and RoHs /FCC certification, built-in microcomputer automatic protection chip, prevent Over-current, Over-voltage, Over-charge and Short-circuit, effectively protecting the charging device