AK56 smartwatch high definition Bluetooth voice call outdoor three prevention heart rate and blood pressure monitoring

1.43inches  Screen  touch panel IP67waterproof  JINTJITN TPU strap  Leather strap Milan magnetic strap HRS3605 High end low power sensor （High accuracy） Bluetooth Version:50 Heart Rate、Blood pressure TPU strap (replaceable） Model No.:  AK56 Water proof IP67  waterproof  PCBA Specification Comments Product Type / Material Smart bracelet/main metal, TPU watchband Chipset No. Memory Specification Comments Internal Memory for storage (ROM+RAM) Max External Memory Support (T Flash) (GB) 128MB Display Comments LCD style IPS Resolution  360*360 Screen Size  1.43inches Colorful LCD Touch Panel full  touch Antenna Comments BT Antenna  YES Sensors Comments（model no.) G-Sensor SC7A20 Bluetooth Comments Version BT5.1 Battery Type polymer Battery Capacity 400mAh Health Comments（model NO.) Heart rate Blood pressure YES，by software  Blood oxygen YES Function&App Comments Compability support IOS 9.0+ and Android 4.4+ Notification(Withcontent  for Facebook, twitter,What app,Wechat，Line Kakao Talk lnstagramMessaging，Calling)Optional Yes Encoder NO Pedometer Yes music player yes Bluetooth call YES call records YES Contact person YES Phone dialing YES Sedentary Reminder(APP) YES Sleep Monitor Yes Remote Camera  yes Weather forecast yes Languages Comments Language support APP: Supports 13 languages (Chinese, Traditional Chinese, English, Korean Japanese, German, Russian, Spanish, Italian, French, Ukrainian, Arabic Portuguese) Preload Input method Chinese, English,  Hungry, Japanese, French, Spanish, Portuguese SMS YES, view only, cannot reply Additional components Comments Vibrator Yes Speaker yes Buttons YES，by software  USB yes Accessories Comments Gift Box 1pc Battery N/A  Charging  1pc User Manual English Chinese and English manuals for multiple countries, German, Italian, French, Spanish, English Packing information Comments Smart Watch  Weight (g) 87g Smart Watch Dimension (mm) 47mm*47mm*13（mm） Gift box Weight (g) Gift box Dimension (mm) units/ctn Net Weight(G) units/ctn Gross Weight(G)（giftbox& carton box) units/ctn（PCS） Carton  Dimension (cm) Short Screen for our APP：  Comments Support OTA:  YES APP name for IOS : DAfit APP name for Android : DAfit