Stereo Handsfree Headset Mic Microphone for ZTE C79 C-79 C88 C-88 This handsfree allows you to talk on the phone without holding the phone. You can use this handsfree whether you are walking or driving. This handsfree can reduce the contact of harmful radiation from your phone and offer clear sound. It comes with a collar clip, convenient and low profile. Light weight and easy to carry.