MOCREO(TM) Qi-Enabled Standard Wireless Charging Jacket Receiver Charger Back Adapter for Samsung Galaxy S3 Built-in Qi receiver coil, can be charged by any Qi wireless charger (Not included ASIN: B00FRDNLD8) No need to plug & unplug the charging cable frequently, so convenient to answer a voice call when charging your phone without any cable interference This Product is only compatible for Samsung S3 Wireless Charger Coil Receiver will bring great convience to your life Compact, light weight and user friendly, easy to assemble and carry