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Wholesale wireless Android Smart Watch B 57 mobile phone

Note: Please be cautious and check with your supplier if this product is for virus protection purposes and if the coronavirus (COVID-19) will affect your order.
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Quick Details

color Resolution: 240*240
Product model: B57 smart bracelet
Screen: < 2"
Charging: Magnetic charging
Feature: Touch Screen
Display Color: Color
Design: Flip
Function: 24 hour instruction,Alarm Clock,Answer Call,Calendar,Call Reminder,Dial Call,Fitness Tracker,Heart Rate Tracker,Message Reminder,Passometer,Push Message,Remote Control,Sleep Tracker
Touch: Single touch
Waterproof rating: IP67
Movement Type: Electronic
Display Type: IPS
Camera: No Camera
Case Material: plastic
Screen Resolution: 320x240
Place of Origin: Guangdong China
Battery: 180 mAh
Screen: 1.3 inch IPS
Operation System: ANDROID,IOS
BT: BT4.0
Model Number: B57
Compatible system: Android 4.4 and above, IOS 9.0 or above
Certification: ce
Chip: NRF52832
Brand Name: OEM
Band Material: Rubber
Packaging Detail: 20pcs in a good quality carton
Selling Units: Single item
Single package size: 8X6X8 cm
Single gross weight: 0.3 KG
Package Preview: https://sc04.alicdn.com/kf/H9853269033c043d1bd8d69df2d4d7ca1w.png_640x640.png
Shenzhen Xianlin Technology Co., Ltd.
Manufacturer, Trading Company
Response Time
On-time delivery rate
US$ 880,000+
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Wholesale Promotion wireless Android Smart Watch B57 mobile phone 





Whatsapp/wechat: 008615902713195



Our factory advantages:

1) 5 times test before shipping

2) 3 years Warranty

3) Competitive price but high quality

4) OEM&ODM order welcome,put your logo on the tv box,make your own package,change the boot animation and boot logo,change the UI and so on.

5) Good after-sale service&3 years technology service support

6) Fast delivery,products in 3-4days can reach to your door.

7)Plenty of stock,can ship in 24 hours.


Product Description












1. Product model: B57 smart bracelet
2. Chip: NRF52832
3. BT: BT4.0
4. Compatible system: Android 4.4 and above, IOS 9.0 or above
5. Waterproof rating: IP67
6. Screen: 1.3 inch IPS color Resolution: 240*240
7. Touch: Single touch
8. Battery: 180 mAh
9. Charging: Magnetic charging
10. Charging time: about 1.5H
11. Standby: 25 days or so Working time: 7 days or so
12. Bracelet material: PC case + plastic case
13. Product size: about 48.9*34.5*11.7mm/1.92*1.35*0.46in
14. APP support languages: Ukrainian, Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, English, Portuguese, 

1. Bracelet display function: time display, battery icon display, date display, week display, standard motion function (step, distance, calorie) multi-sport mode (walking, running, cycling, skipping, badminton, basketball) , football, swimming), heart rate, blood pressure detection, blood oxygen detection, sleep time display, screen brightness adjustment, music control.

2. Reminder function: incoming call, SMS, QQ, WeChat reminder (display content and name). Facebook, Whatsapp, Twitter, Skype, and other foreign social software reminders, alarm clocks (three sets of alarm clocks), sedentary reminders.

3. Other functions: intelligent anti-lost, remote control photography, do not disturb mode, raise hand to bright screen, time format setting, factory reset, long press to reject incoming calls, three clock interface selection, music control (support previous song, next song, play/pause), weather display, apple health, etc.

Pls Note:

1. after receive the watch ,please charging first.Because after a long period of logistics, the watch has a low battery
2. Do not use the smart bracelet in sea water, hot water or warm water! 
3.Wearable devices monitors human activities through electronic sensors,and they are at the consumer electuonics level.It's normal for certain deviation.The user should treat data objectively.
4.Please do not compared to hospital equipment about reading,it is NOT a medical device !please don't buy for check the health(heart problem, blood pressure problem) it's not for professional use.Just can be a reference.

Packing List:
1* Bracelet
1* Instruction Manual
1* Charging Cable



Packaging & Shipping



We will choose best shipping from DHL,UPS,FedEx and EMS etc for you.



Our Services


1. logo printing on housing(silk screening or gold blocking)
2. Customized package
3. Software Customization: Booting image, UI, APP, Function… and so on

1. PCBA desgin
2. Housing desgin
3. Software Customization


Company Information
Company Information







Q1,How did i trust your company ?

A:We are gold suppliers from alibaba, we have good reputation in this area. You can trust us,  also can trust paypal.


Q2, How long will you ship out the goods after i place the order on you?
A:We will make the shipment within 24 hours after your order is confirmed if it is standard order.

   If it is customization order, the lead time depends on your exact requirements.


Q3,After i get the products What if my products broken , what kind of service you support ?

A:Frist contact us, tell us about the problem ,secondly, you can send back the products to us , we help to fix it . we support 3years warranty , any problem catch me online ,we can give you good solution way . we want to do long term business with you not just for 1 day 1 times. trust us ,we will give you good service .


Q4,  Does the device pre-install KDplayer?
A: Yes, latest version of KDplayer has been preinstalled in our android TV Box. Also we can help customers preinstall their own apps or add ons.


Q5, I Worry about the tax(duty )from the customs , what can i do ?

A:Most people choose DHL or fedex to transport  goods. so some times may be will happens some tax on it .About the tax ,more detail contact me.

Looking forward to hearing from you soon!