Mainly used for mobile phones or tablets. 3.5mm audio jack is used for earphone + microphone jack.Allows you to listen to music and sing at the same time.You can use this splitter to listen to songs while singing with a microphone.Type: 3.5 mm microphone audio splitter cable.This is the perfect tool for music lovers.Name: AdapterMaterial: Copper + AluminumColor: as shownJack: 3.5mmLength: 30 cm/11.81 inches (approximately)notes:1. Due to manual measurement, please allow a 1-2cm difference.2. Due to the computer screen, the real color may be slightly different from the picture, please understand, thank you.Only the main product is sold, and other decorations are not sold.include:1*adapterOmni-directional Microphone, high sensitivity to pick up sound, intelligent noise reduction, make the sound more clear and realistic.