K12 Bluetooth headset with mic The headset has: 1. USB port 2. AUX port 3. TF port It charges with a Type-C charger. It has radio, volume up, and volume down. It has Bluetooth and a microphone. It has LED light changes. The microphone has play, volume up, volume down, and voice changer. The headset is excellent and has loud sound for Bluetooth and the microphone. For contact: ( Phone number appears when clicking the contact button )