wired headset mono handsfree headphone 3.5mm earphone earpiece boom microphone single earbud [black] for samsung galaxy j3 (2018) - samsung galaxy j7 (2017) neva wireless wired headset mono handsfree headphone 3.5mm earphone earpiece boom microphone single earbud [black]. over-the-head hands-free headset allows you to talk on the phone without holding the phone. over-the-head hand-free headset provides superior comfort and stability. flexible boom mic puts the microphone closer to your mouth for enhance voice transmission and with attached on/off button you can answer and end calls. headset cord comes with a collar clip.universal 3.5mm over-the-head mono headset. this headset allows you to talk on your cell phone and keep both your hands free. use this hands-free headset while you work or drive. this device provides the convenience of clear communication and reduces your contact with harmful radiation that comes from your cell phone. comes in bulk packaging (non-retail package).