LED digital power display, the remaining power of the charging cabin is clear at a glance, to avoid the embarrassment of suddenly running out of electricity. Built-in large-capacity battery, which can be charged immediately and fully charged, is suitable for a variety of scenarios, so that you can travel without worry. 5.0 lower power consumption is the core technology of headphones, adopt mini energy gathering cabin design, sensitive metal contact, which can be put and charged immediately.