【3-in-1 Dual Head Design】-The earbuds cleaning kit with microfiber sponge, high-density brush and metal tine, dual head hidden design to meet a variety of cleaning needs | 【Multi-Function Deep Cleaning】-1.Microfiber sponge can absorb tiny dust of earbuds charging case. 2.High-density brush easily clean the dirt on the sound outlet hole of the earphone and other parts to optimize the sound quality. 3.Metal tine can clean headphone stubborn stains, thoroughly clean the gap | 【Upgraded Retractable Design】- No need to take out the entire pen and turn it around, just to push it lightly to switch the functions of the 2 heads at will. Easy and fast, compatible with all AirPods Pro 1 2, Samsung and other android bluetooth earphones | 【Headphones need cleaning】-Earphones that have not been cleaned for a long time tend to accumulate dirt and dust, can easily block the sound holes and reduce the sound quality. This pen-shaped cleaner is lightweight and portable, providing a brand new sense of headphone use for you wherever and whenever | 【Multiple Devices Applicable】-This cleaning pen is applicable to bluetooth earphones, phones, tablets, cameras, smart watch, laptops, mechanical keyboardsand other digital products. A must-have cleaner for home and travel