Important Notes Before Purchase: 1. 3.5mm Mic female port of this adapter only supports TRS Microphone, don't support TS or TRRS mic. 2. 3.5mm headphone female port of this adapter is only compatible with CTIA audio port devices, Not work for OMTP devices. 3. Not compatible with Apple iPhone or Beats headphones. 4. Not compatible with RODE microphone. 5. We recommend the external headset be plugged into the adapter first before plugging to laptop or mobile, to ensure proper hardware detection. Features UGREEN Braided 3.5mm Headset Splitter Cable could convert a male 3.5mm audio port to 2 female audio port. One is for Headphone,the other one is for Mic, which is quite useful for some headsets that has a seperate headphone and mic jack on it.Nylon Braided design protects the cable from scratches or demage. Application 1: Connect your laptop, desktop or smartphone to a headset with a separate headphone and microphone jack, which is widely used for Skype, MSN Messenger, Yahoo, Google Voice etc. Application 2: Connect your laptop, desktop or smartphone to a microphone and a earphone, helping you to make recording anytime and anywhere. Application 3: Connect your laptop, desktop or smartphone to a microphone and a speaker, which could immediately bring you a cool moving KTV experience. Specification Input: 3.5mm 4-position Male x1 Output 1: 3.5mm 3-position Female for headphone or speaker Output 2: 3.5mm 3-position Female for Mic 24K Gold Plated for durable usage Flexible cable length: 20cm Package Content UGREEN Gold Plated 3.5mm Male to Dual 3.5mm Female Headset Splitter x1pc