Sleep Wearable Form Factor
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B57 A1 Colorful Bluetooth Smart Watch
If you are interested in more details, you can find full information on the seller's page.
€9.83
Last price update: 9/22/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
Product details
Features
- Bluetooth connectivity.
- SIM card is not supported.
- Colorful design.
- Compatible with iOS and Android mobile phones.
The B57 A1 is a smart watch with Bluetooth connectivity. It is compatible with iOS and Android mobile phones.
SIM cards are not supported. The watch has a colorful design.
General specs
- Model: B57 A1
- Seller: Alibaba
- ID: 62443200304
- Model: B57 A1
- SIM Card: Without Sim Card
- Product Type: Smart Watch
- First listed by seller: September 22, 2026
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| Model | B57 A1 | T8 | QW09 | T500 | ||
| Price | €9.83 | €16.90 | €16.80 | €114.55 | €32.22 | €15.12 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Oct 27, 2026 | Oct 27, 2026 | Oct 27, 2026 | Oct 27, 2026 | Oct 27, 2026 | Oct 27, 2026 |
| Product Type | Smart Watch | Smart Watch | Smartwatch | Smart Watch | Smart Watch | |
Colorful Bluetooth Smart Watch Compatible with iOS and Android mobile phones.
€9.83
When this device makes sense
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