GPS: No
Battery Detachable: No
Case Material: Alloy
Language: Russian,Portuguese,Spanish,English,German,Italian,French
Style: Sport
Type: On Wrist
Display Size: 1.3
SIM Card Available: No
Brand Name: Robotsky
Function: Heart Rate Tracker,Alarm Clock,Fitness Tracker,Message Reminder,Week
ROM: <128MB
Rear Camera: None
Battery Capacity: 120-180mAh
RAM: <128MB
Band Detachable: Yes
Screen Shape: Square
APP Download Available: No
Application Age Group: Adult
Network Mode: None
Multiple Dials: No
System: None
Waterproof Grade: Professional Waterproof
Band Material: Silica Gel
Resolution: 240*240
Mechanism: No
CPU Manufacturer: Mediatek
Compatibility: All Compatible
Screen Type: Color LCD
Touch Screen: Yes
Color : blue,black,red,green,gray
Function1: Passometer
Function2: Notifications
blood pressure: Support
Heart rate: Support
QC: test one by one befoer shipping
Bluetooth: BT 4.0
MODEL: B57