Bluetooth Headset With Microphone LED Display $ 11.13 Product information Transmission range: 10 meters Function: battery display, call function, music support, multi-point connection Bluetooth protocol: 5.0 Channel: Stereo How to use: Earplug type Single or dual ear: Bilateral stereo Applicable gift-giving occasions: festivals, trade fairs, advertising promotions, anniversary celebrations, business gifts, public relations planning Packing list Bluetooth headset x1
