1.Original 1:1 classic TWS.all function.in-ear detection.window pop-up.name definition and GPS.real potentia practica percent. 2.Engaged with GL 6936D8 plan.steady and matura quality. 3.300MAH altilium box.dialing et musica tempus 12 horarum. 4.Precise in-aure detection.wear to play and take out to pausa. 5.Knock touch control.song switch.volume up and down.voice assistant.quick and convenient operation. 6.Engaged with diaphragma speaker.clear sonus aeris anulus.