******** The place where your smart phone connects to the headset is round 3.5 and you can talk. & nbsp; Single specification: 21.5*6.2*6CM
The length of the line is about 1 meter
Material: ABS
If you are an Apple mobile phone, please select the one with the answer button and volume button. if you are a smartphone VIVO, Xiaomi, Huawei, Samsung, OPPO , Lenovo, Coolpad and other smart phones with side wheels that have answer button and volume button!
Note: Tibet and Xinjiang are not free, you need to make up for the 8 yuan postage difference!
If you are a mobile phone of Apple 7 or higher, with a flat headphone port, please use it with the original adapter and connect it to our earpiece. If you still don’t understand, you can contact our online customer service! Thank you!
.....