Bluetooth Headset Black Feature: Charging Port: Micro USB Wearing method: head-mounted Play mode: card, cable, bluetooth Descrition: A variety of modes can be free switchedCard mode, plug-in mode, Bluetooth mode, no need for mobile phone playback, headphones can listen to songs without electricity, no need for mobile phone playback, music control and answering calls, support iOS and Android dual systems, can be remotely Control the APP to realize functions such as play/volume/pause. High-quality soundBluetooth 5.0 chip, stereo sound, using APTX audio compression codec technology to reduce delay, faster transmission, lower energy consumption, and better retention of beautiful sound Folding designFolding structure, easy to carry, sheltering structure design, convenient to put into pockets and bags, is your travel companion. Widely compatiblePerfectly compatible with market Bluetooth devices, compatible with various brands of mobile phones, systems and app