t55 smartwatch series 5 44мм bluetooth вызов 2 планки вызов нажмите напоминание сообщения музыки сигнализации спите смарт часы multi-спорт б

touch screen:2.5d globoidal capacitive fully-fitted touch screen--- bluetooth push: short message wechat qq news and other client information timely reminder--- heart rate detection: heart rate monitoring, all-weather monitoring of your heartbeat--- pedometer: step counting, calorie consumption, mileage recording--- sedentary reminder: it's time to exercise and change unhealthy lifestyles.---sleep monitoring: objectively, scientifically and quantitatively record and analyze your sleep status