The large digital display and display electric power and charging state, fashionable and delicate appearance.
Open cover automatically connects bluetoth, smart Hoare switch, the double talk.
Self - contained sterilization lamp, After closing the cover, the ultraviolet ray ear cap sterilizes for 20s.
binary function , connect any earphone, the other earphone is automatically connected
Minimum power consumption 8.8-11.0
Unique non - slip ear hanging, large and small ear cap
Portable charging case
Bluetooth function, business headset，1/2 in 1,Music Play, Call voice tips, language broadcast,  ISO device power display: support ISO device power display of mobile phone. (power display, invoke function, support music, multi-point connection).
it has IPX5 waterproof function.