Η εφαρμογή για το Α09 είναι το παρακάτω link

https://www.apkfollow.com/app/hey-band/com.oudmon.bandvt/

Features : 
With screen hand ring（0.66InchOLED） 
Heart rate testing,blood oxygen detection,blood pressure monitoring,fatigue 
Time display,step,calories,distance,heart rate,sleep time,camera,switch machine 
Standard motor function(step, distance,calories,time) 
Sleep monitoring(sleep time,sleep quality) 
Call notification,information reminder,QQ reminder,micro-reminder 
Anti-lost reminder(cell phone out of range reminder) 
Alarm clock 
Task reminder(sedentary reminder,drink water reminder) 
Fitness Goal Setting 
Remote camera 
Synchronize data to APK/APP 
APP / APK download method : 
Android and Apple application synchronization: Hey Band 
Reminder:(IOS system in the Apple store,Andrews mobile phone in the 360 mobile assistant and other major application store search Hey Band APK download and install) 
2D Code Scan Download and install Hey Band 
Specifications: 
System Requirements: Andrews 4.4 and above, IOS 7.0 above,support for Bluetooth 4.0 
Bluetooth version: BLE 4.0 
Master chip : NRF52832QFAA 
RAM: 64K RAM(Flash 512K) 
screen display: 0.66 inch OLED 
battery capacity: 120 milliamperes 
Standby time : about 20 days 
operating hours: 7 days or so 
Unlock mode : Capacitive touch to unlock 
motor :Built-in,vibration alert 
waterproof level: IP67 
sensor: Gravity sensor 
Package Content: 
1X Smart Watch (NO Retail Box. Packed Safely in Bubble Bag)