ble v4 0 womens fitness smartwatch

{"cid":"91222406","title":"NX22 GPS Smartwatch with AMOLED Display & Heart Rate Monitor for Men and Women","imgUrl":"https:\/\/img.chinax.com\/nimg\/01\/72\/807a0cc65fe565511070ea9be3ed-200x200-1.jpg","attrs":{"Price":"$24.18-25.46 \/ piece","Model Number":"NX22","Minimum Order Quantity":"50 pieces","Brand":"OEM","applicable people":"Unisex","item shape":"Square","screen size":"44-49mm","waterproof standard":"IP68","battery life":"5 to 10 days","feature":"Touch Screen, APP Control, GPS, bluetooth","function":"Remote Control, Sleep Tracker, Speed Measurement, Fitness Tracker, Passometer, Call Reminder, Answer Call, Push Message, Mood Tracker, Message Reminder, Dial Call, Heart Rate Tracker, Activity Tracker, Social Media Notifications, Calorie Tracker, Breath Mo","display type":"AMOLED","screen resolution":"1.78 Inch","Operating System":"Linux, Android, IOS","camera":"No Camera","band material":"Silicone","case material":"Aluminum","private mold":"NO","Product Name":"NX22","Chip":"ATS3085C","Screen Size":"1.78\" AMOLED 368*448","Support":"GPS Tracker","Heart Rate Sensor":"HX3918","Standby time":"About 30days","Bluetooth Version":"BLE 5.3","Compatible":"IOS10.0+ \/ Android5.0+","Battery Capacity":"350mAh","APP":"Fitbeing"}}