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Overview

The DuroFit iS55 connects with compatible iOS and Android devices for Bluetooth calls, messages and music. Monitor heart rate, blood oxygen, sleep, stress and menstrual cycles across more than 100 sports modes.
  • The 1.43-inch AMOLED screen has a 466 x 466 resolution
  • Up to 12 days of normal use, 4 days with always-on display and 35 days of standby
This description was generated by AI and reviewed for accuracy.

ISPEKTRUM iS55 Smartwatch for Android & iOS with Bluetooth Calling, SpO₂ Monitoring, Stress Tracking and Heart Rate Monitor

Model: ISP-SW-IS55
Web Code: 17969486
Sold and shipped by | 2.8 seller rating (85 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • Smart Watch, Magnetic Charger, Manual, Band
What you need to know
  • The DuroFit iS55 combines Bluetooth communication with health and sports tracking
  • Compatible with Android 8.0 and above and iOS 12 and above using BLE 5.2. Compatible smartphone or companion app may be required for certain features
  • More than 100 sports modes and connected outdoor information support workouts
  • A replaceable strap and customizable watch faces provide personalization
Stay connected from your wrist
  • Make and receive Bluetooth calls and receive text and social notifications
  • High-fidelity waterproof speakers support call audio
  • Bluetooth music and music control are included
Follow wellness insights
  • Monitor heart rate, blood oxygen, stress and menstrual cycles
  • Hardware includes an HX3605 PPG chip and STK8321 three-axis sensor
  • Health and wellness data is intended as an estimate of tracked metrics and is not intended for medical use
Follow your sleep patterns
  • Sleep-quality monitoring is included
Support workouts and training
  • More than 100 modes include running, cycling and swimming
  • Track heart rate, distance, speed and calories in real time
  • Pedometer, sedentary, water and alarm reminders support routines
Ready for outdoor activities
  • Weather, elevation and geomagnetic information support outdoor activities
Use smart tools on the go
  • NFC access control, Siri voice assistant, breathing training, remote camera, find-phone, timer and stopwatch are included
  • WeChat Sports and cloud watch-face delivery are included
  • A RTL8763EWE chip and 128Mb ROM support watch functions
  • Charging uses a pogo-pin cable
See details on a bright display
  • The 1.43-inch AMOLED retina display has a 466 x 466 resolution and 460ppi density
  • King Panda glass and a narrow frame support visibility and durability
  • Five stainless steel buttons provide physical controls
  • Always-on display is included
Designed for everyday wear
  • A zinc-alloy frame and plastic/silica-gel band specification support formal and casual wear
  • Manufacturing processes include pressure injection, CNC, sandblasting, radium engraving and vacuum electroplating
  • The construction resists fading, oxidation, water, dust and drops
Built for active days
  • The watch has an IP68 rating, with submersion specified to 1 metre for 30 minutes
  • Supported uses include swimming and snorkelling
Power through your day
  • The 400mAh battery provides up to 35 days of standby
  • Normal use lasts up to 12 days
  • Always-on display use lasts up to 4 days
  • Avoid prolonged exposure beyond the stated water-resistance limits, and do not use the buttons or touchscreen when wet
This description was generated by AI and reviewed for accuracy.
Trade in

Trade in your smartwatch for a Best Buy gift card.*

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

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Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

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  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smartwatches
Return/Exchange Period
30 days
Condition
Opened

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