Bluetooth 4.2 sports calling headset that has a TFcard earpiece and a mp3 player ,this set is very comfortable around your neck you really dont feel it and it's made of silicone so it's nice also it is waterproff.the ear pieces are soft n slanted to fit nice in your ear and they are also magnetic which will help not getting them all tangled up.ok now the most important part YES they sound wonderful you will want to listen all day long and being it can also be a mp3 player you will not run of of music the TF CARD holds up to 32gb ,you can use this while driving so you will be handsfree.if you been wanting a headset I say to try these you will be happy you did.{{ https://www.amazon.com/dp/B07J68HVMW }}+