Description

Samsung SM-R865UZSAXAA Galaxy Watch4 40mm 4G LTE Silver – Certified Refurbished

Description

Making a better connection with yourself can help you live your best life, and the Samsung Galaxy Watch4 Smartwatch makes it easier than ever to do both. The updated strap design of the Watch4 brings Samsung s BioActive Sensors closer to your wrist, helping to provide even more accurate readings when using the Watch4 to monitor your health and wellness. Using sensors built into the back of the watch and its two side buttons, the Watch4 can measure your ECG, BIA, and blood oxygen. These can be useful tools during your day, as you work out, and even when you sleep.

In addition to your health and wellness, the Watch4 smartwatch helps you connect with others, remain informed, and stay entertained. Thanks to Wear OS powered by Samsung, the best aspects of Tizen and Wear OS come together to give you seamless connectivity to Android smartphones and access to a huge library of apps that cover health, fitness, music streaming, and more. As you use the Watch4, you can make it fit your personal style with a swappable watch band, AR Emojis, different color backgrounds, and fonts. Over 40 watch faces are available out of the box, with more downloadable online.

Features

• 1.19 4G LTE Display
• Up to 40 Hours of Battery Life
• Bluetooth, Wi-Fi & 4G LTE Connectivity
• Sensors Measure ECG, SpO2 & BIA
• Sleep Monitoring

• Body Composition

  You can check your BIA (Bioelectrical Impedance Analysis) score anytime by touching two fingers to the side buttons. Built-in sensors there work with those touching your wrist to take 2400 readings in 15 seconds, giving you measurements of your body s fat, muscle, and water mass. Samsung worked to ensure that these sensors are 98% accurate when compared to standard DXA scans.

  Heart Smart

  The integrated ECG sensors can measure your heart rate in real time, keeping you informed on any detected abnormal readings. All of the data can be sent straight to a compatible smartphone for sharing with others.

  Do You Snore?

  By measuring your blood oxygen (SpO2) every second, the Watch4 can track your breathing and snoring throughout the night, giving you a sleep score in the morning. This data can help you adjust your environment and sleeping habits so you can get a more restful night s sleep.

  Stay Motivated with Challenges

  We all know it s important to get our exercise in every day, but staying consistently motivated on our own can be difficult. Samsung incorporates Challenges into the Watch4 to not only help yourself, but to also help those you care about. The feature lets you compete with friends and family to see who can come out on top by tracking your steps through a live message board. A point system is used to determine who wins commemorate badges and you ll get updates on where you rank and who pulled ahead, prompting you to get up and take the lead.

  Bluetooth, Wi-Fi & LTE

  With support for Bluetooth 5.0 and dual-band Wi-Fi 4 (802.11n), you can wirelessly connect with your smartphone and optional headphones to stream music and share fitness data. With additional support for cellular 4G LTE signals, you can do more without needing your phone nearby. Stream Spotify, map routes, call, text, view notifications, and more. The 4G LTE functionality is compatible with Verizon, AT&T, and Sprint T-Mobile carriers.

  One UI

  Use the touchscreen and two side buttons to quickly navigate through apps and menus. You can also use gestures to answer smartphone calls and dismiss alerts.

  Specifications

  General
  Watch Operating System		Wear OS (Android Wear)
  Chipset		Samsung Exynos W920
  RAM		1.5 GB
  Storage Capacity		16 GB
  Sensors		Accelerometer, Barometer, Compass, ECG, Gyroscope, Heart Rate, Light Sensor, Pulse Oximeter
  Activity Tracker		Yes
  Microphone		Yes
  Built-In Speaker		Yes
  Vibration		Yes
  Connectivity
  Connectivity		Bluetooth, Wi-Fi, 4G LTE
  Bluetooth Protocol		Bluetooth
  Bluetooth		5.0
  4G LTE		Yes
  Wi-Fi		Wi-Fi 4 (802.11n)
  GPS		Yes
  Display
  Dial Shape		Round
  Display Size		1.19 3.0 cm
  Dial Type		Digital
  Display Technology		OLED
  Display Resolution		396 x 396
  Pixel Density		330 ppi
  Battery
  Battery Capacity		247 mAh
  Battery Life		Normal Use: Up to 40 hours
  Charging Method		Wireless Charging
  Physical
  Watch Crystal Material		Corning Gorilla Glass DX+
  Case Materials		Aluminum
  IP Rating		IP68
  Water Rating		5 ATM
  Case Dimensions		1.7 x 1.7 x 0.4 43.3 x 44.4 x 9.8 mm
  Weight		1.1 oz   30.3 g (Watch and Band)
  Packaging Info
  Package Weight		0.39 lb
  Box Dimensions (LxWxH)		11.25 x 2.45 x 1.2

   

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