Single-ear headset for smartphones, usable in a car. I realized after purchase that it wasn't compatible with my device. I took it out of the package once, so I've listed its condition as "like new." inG. T6206 WIRED WIRELESS: NO WIRELESS color: BLACK Band Type: Inner ear type Plug Type: 4-pole round Microphone: Yes #TamaDenkiKogyo #inG_ Please refer to the third photo for representative compatible models. Due to the nature of electrical appliances, returns are not accepted. Original price: 3000-5000 yen