GranVela A802 Wired Over-Ear Headphones, Foldable 4 in 1 Stereo for Kids Headset with Mic and MicroSD Card Player, Radio, AUX for iPhone, Samsung, PC and More (Sky Blue) Built-in rechargeable Lithium battery lasts up to 8-10 hours of music time. Works for iPhone, iPad, Android and Smartphones etc, with 5 Minutes of fast charging you can listen for up to 1 Hour. Leatherette Ear-pads: Full tilt ear cups and soft leatherette foam ear pillows ensure supreme comfort. Functions 3 in 1 : Micro SD Player/ FM Stereo Radio/Microphone. Foldable compact design 90-degree ear cups provide extra flexibility, portability, and durability. Detachable cable provides more convenience.