It is convenient for you to carry because this adapter is small and lightweight. You can connect earphones and speakers simultaneously for free conversion by using this adapter. Made of PVC high quality material, it is lightweight, solid and durable to use. The width of the product is 20mm, the length is 55mm and the height is 4mm. It can be used with any portable device that uses a 4 position 3.5mm jack. Item Name: Adapter Material: PVC Audio Standard: American Standard Size Details: Size: 2cm x 5.5cm x 0.4cm/0.79" x 2.17" x 0.16" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Adapter