Controls for adjusting volume, play/pause, skipping songs, accepting/rejecting/redialing phone calls and a built-in microphone. Compatible with audio devices that have a 3.5 mm audio jack or wireless technology. Includes a USB/micro-USB charging cable an audio cord with a 3.5 mm plug and and a black drawstring pouch. spectech-sound products have a one year limited warranty on electronic parts from date of purchase