The Sharper Image Retro Handset for iPhone, iPod, iPad, Blackberry, Android, Smartphones (Yellow) Works with all iPhone, android, and blackberrry smartphones Turns your tablet computer into a telephone via Skype or VOIP application Features one-touch pick-up/hang-up from handset; Allow accesses to phone functions when making calls Eliminate over 90% of absorbed phone radiation; Cleans up cell communications "noise" Made from silicone and metal with soft-touch finish; Enhanced clarity speaker and microphone