Specification
| Basic Information | ||
| Processor | JL7013A6S | |
| Display | Screen size: 1.43 inch Screen type: AMOLED Resolution: 466*466 pixels Touch type: Full screen touch |
|
| Battery | Tpye: Lithium polymer battery Capacity: 260mAh Protection IC: Seiko Y1 Charging method: 2pin magnetic Cable Charging time: About 2h Using time: 5~7days |
|
| Connectivity | Bluetooth: 5.3 | |
| Material | Watch material: Zinc Alloy+ABS+PC Watchband: Silicone strap |
|
| OS | Android4.4 and above IOS8.0 and above Harmony OS | |
| SpecialFeatures | Heart rate chip: VC30F Waterproof level: IP68 |
|
| Sensor | Heart rate Sensor, SpO2 | |
| Supported Apps/ Software | COLMI Fit | |
| Others | Watch language: English, Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian,Ukrainian, Italian, Portuguese, Dutch, Polish, Hungarian, Czech, Romanian, Indonesian, Thai, Türkiye, Vietnamese, HindiApp language: English, Chinese simplified, Chinese traditional, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian, Italian, Korean, Polish, Portuguese, Russian, Finland, Swedish language , Thai, Hungary, Slovakia, Croatian, Albanian, Turkish, UkraineWatch features: User Interface, Telephone, Contact, Call records, Voice assistant, Step data, Workout*, Workout records, Heart rate, Sleep, Blood oxygen, Messages, Weather, Physiological cycle, Music, Breath training, Stopwatch, Timer, Alarm clock, Collection code, Business card, Set time, Calculator, Calendar, Find phone, Menu style, Screen time, Power saving mode, Vibration intensity, Watch Faces, QR code, Date & Time, Password, System info, Shutdown, Reset App features: |
|
| Exterior | ||
| Dimension | Watch: 43.5 x 43.4 x 11mm Strap width: 20mm |
|
| Color | Black, Gold, Grey | |
| Warranty Information | ||
| Warranty | 6 Months | |
COLMI i28 Ultra Smart Watch (Silicone Strap) (Grey)
The COLMI i28 Ultra Smart Watch (Silicone Strap) (Grey) is a feature‑packed and stylish wearable that combines a bright AMOLED display, comprehensive health tracking, Bluetooth calling, and user‑friendly smart features. With its comfortable silicone strap and modern design, it’s a great choice for everyday use, workouts, and staying connected.
Large AMOLED Display & Design
The COLMI i28 Ultra boasts a 1.43‑inch AMOLED touchscreen with 466 × 466 resolution, offering crisp visuals and clear readability for notifications, fitness stats, and watch features. The sleek Grey finish paired with a soft silicone strap provides both comfort and a sporty look that’s suitable for daily wear.
Health & Fitness Tracking
This smartwatch includes a range of health‑focused sensors to monitor continuous heart rate, blood oxygen (SpO₂) levels, sleep quality, and other wellness data. It also supports 100+ sports and activity modes to track workouts such as walking, running, cycling, gym exercises, and more — helping you stay active and informed.
Smart Connectivity & Features
With Bluetooth 5.3 connectivity, the i28 Ultra displays incoming call, message, and app notifications right on your wrist. It supports Bluetooth calling when paired with your smartphone, allowing you to make and receive calls directly from the watch. Additional features include alarm reminders, music and camera control, stopwatch, timer, and weather updates for everyday convenience.
Long Battery Life & Water Resistance
Powered by a 260 mAh battery, the watch offers about 5–7 days of typical usage on a single charge, helping you get through your week without frequent recharging. Its IP68 water resistance protects against sweat, splashes, and light rain, making it suitable for workouts and daily activities.
Compatibility & App Support
The COLMI i28 Ultra works with both Android and iOS devices via the COLMI Fit app, allowing you to customise watch faces, track health and fitness data, and adjust settings with ease.
Why Choose COLMI i28 Ultra Smart Watch (Silicone Strap) (Grey)
- Large and bright AMOLED display with crisp visuals
- Full health monitoring, including heart rate, SpO₂, and sleep tracking
- Smart notifications and Bluetooth calling
- 100+ sports and workout modes for fitness tracking
- Comfortable silicone strap for active lifestyles
- Long battery life and IP68 water resistance
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Buy COLMI i28 Ultra Smart Watch (Silicone Strap) (Grey) from Super Tech
Stay stylish and connected with the COLMI i28 Ultra Smart Watch (Grey), now with a comfortable silicone strap perfect for everyday wear. Featuring a large, vibrant full‑touch display, it keeps you updated with clear time, notifications, fitness stats, and more. With smart notifications for calls, messages, and apps, you’ll stay in touch without pulling out your phone.
Track your health and activity with features like heart rate monitoring, blood oxygen (SpO₂) tracking, sleep analysis, and multiple sport modes to support your fitness goals. Long battery life and an intuitive interface make it ideal for workouts, daily routines, and active lifestyles.
Get the authentic COLMI i28 Ultra Smart Watch in Bangladesh at Super Tech, with expert support and competitive pricing.





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