Mini Jack 3.5 mm AV 141 The UGREEN switch allows you to connect headphones or speakers simultaneously, and the microphone to one mini jack socket on your laptop. Both sockets have been intuitively marked with earphone and microphone icons so that you don't have trouble connecting the accessory. Listen to music and conduct talks Thanks to the UGREEN distributor, you can easily talk to your loved ones, business ones or other players while playing games. They provide high quality sounds and crystal clear transmission. High quality of workmanship The distributor was made of high quality materials, resistant to minor mechanical damage, i.e. fractures or abrasions. Special reinforcement in the most sensitive places, protects the wire from breaking.