Headset Radio Card Plug-in Multi-function Earphone $ 10.89 Product information: Transmission range: 10 meters Function: call function, support music, TF card, FN folding, stretch, automatic shutdown without a long time, energy-saving plug-in Bluetooth protocol: 5.0 Channel: Stereo How to use: Head-mounted Single or dual ear: Bilateral stereo Color: black [BK66], red [BK66], blue [BK66], white [BK66] Speaker specification: 40mm Version: Bluetooth 5.0 Transmission range: within 10 meters Function: Bluetooth card FM Battery capacity: 200mA Packing list: Headphone*1
