Music is Ann’s favorite. She always put the earphones into her bag quickly without rolling the wires. One day, as she pulled out the earphones, her ring came out and fell on the ground. She had to pick up the ring, but unluckily she missed the subway. Although she tried to catch up and run as fast as she could. However, she gasped a lot and when she reached clumsily, it was too late for the important meeting! … Now, such things will never happen to her. Why? She has got rid of troublesome wired earphones, enjoying wireless music at ease.