OMNIHIL ACDC Adapter Compatible with Logitech S715i Portable 30-Pin iPod/iPhone Speaker Dock, 984-000134, Logitech Bluetooth Wireless Speaker, 984-000181, Logitech Pure-Fi Anywhere, 534-000328 Adapter Rating: World Wide 100V ~ 240V 50/60Hz / Micro-USB 2.0 High Speed Cable High Quality PSU/Transformer / All products are tested to exceed/meet standard specification OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) FREE RETURN SHIPPING / 5 YEAR FREE REPLACEMENT WARRANTY