Josi Minea&reg; Universal Wireless Near Field Electromagnetic Induction Amplifier & Portable Magic Speaker with rechargable built-in lithium battery providing up to 30 hours of play time for Samsung Galaxy S5 / S4 / S3, Apple iPhone 5 / 5S / 5C / 4S / 4, iPad 4 / Retina Display, iPad Air / Mini iPod Touch (Black) No Cable, no Bluetooth, no infrared, no Wifi. Just simply place your phone on top of the speaker and the induction speakers will magically amplify the stereo music. Durable Steel Alloy Construction with Matte Finish for a Classy Understated Appearance Compatible with Samsung Galaxy S5 / S4 / S3, Apple iPhone 5 / 5S / 5C / 4S / 4, iPad 4 / Retina Display, iPad Air / Mini iPod Touch & virtually all other phones and media deices! Compact size with Strong Sound makes it a prime choice for Home, Work and Travel needs Induction Speakers are very easy to use and they are truly Universal - Simply place Speakers of your own device in the Induction Area of the speakers (Lower Right Corner) and they work like Magic!