The record for making the largest working earphone, measuring 171 cm, was set by Alfhran Uddin Qureshi (born on September 8, 1997) of Bhopal, Madhya Pradesh. The earphone was made of waste material including plastic flower pots, plastic pipes, used plastic boxes, old speakers, water bottle, cardboard roll and aluminium foil, as confirmed on October 16, 2019.