Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
allentian K37 Medium size, Bluetooth calling Medium Smart Bracelet
Available offers (5)
Current
Medium size, Bluetooth calling
Newegg
€92.53
Available to order
Newegg
€167.82
Available to order
Features
- Bluetooth calling
- Heart rate function
- GPS double-star positioning
- Compatible with Android and iOS
General specs
- Brand: allentian
- Model: K37
- Seller: Newegg
- ID: 9SIAEWSKAT8355
- Size: Medium
- Brand: allentian
- Calling: Bluetooth calling
- Heart rate: Heart rate function
- Model Name: K37
- Part Number: 677442036428Grey
- Positioning: GPS double-star positioning
- Product Type: Smart bracelet
- Compatibility: Android and iOS
- First listed by seller: November 5, 2026
If you are interested in more details, you can find full information on the seller's page.
€92.53
Last price update: 11/14/26
Available to order
We may earn a commission
Shipping options
Delivery to 
United States
United States
Available
Medium smart bracelet with Bluetooth calling, a heart rate function, GPS double-star positioning, and Android and iOS compatibility.
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
allentian K37 Bluetooth calling
|
allentian F37
|
allentian Mk66 Bluetooth call function
|
allentian Y22 Heart rate monitoring
|
Smart Bracelet / Sports Watch, Medium 1.39-inch display
|
allentian P45
|
|
| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | K37 | F37 | Mk66 | Y22 | P45 | |
| Price | €92.53 | €125.19 | €60.78 | €50.80 | €46.26 | €53.52 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 |
| Size | Medium | Medium | Medium | Medium | Medium | Medium |
| Model Name | K37 | F37 | Mk66 | Y22 | P45 | |
| Part Number | 677442036428Grey | 648620739051Pink | 764285288730Black | 677786508917Gold | 719253449357Blue | 776632326363Blue |
| Product Type | Smart bracelet | Smart bracelet | Smart bracelet | Smart bracelet | Smart bracelet / sports watch | smart bracelet |
| Compatibility | Android and iOS | Android / IOS | Android and iOS | Android / iOS | Android / iOS | Android / IOS |
| Bluetooth Calling | Bluetooth call function | Bluetooth calling | Bluetooth call feature is listed | |||
allentian K37 Bluetooth calling
€92.53
We may earn a commission
When this device makes sense
Product confidence
Reviews
There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.