360 Universal 3.5mm Plug One-click Shortcut Key Dustproof plug for Android Phone - Silver.
It is a shortcut for the Android smart phone, as long as it is plugged into the headphone jack, you can quickly activate the corresponding function by default gestures. Compact, provide users with a fast, free interactive experience.
Dimensions 0.67 in x 0.2 in x 0.2 in (1.7 cm x 0.5 cm x 0.5 cm)
Weight 0.25 oz (7 g)