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Samsung Watch 4 44MM Black SM-R870 - Technology Valley
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Samsung Watch 4 44MM Black SM-R870

  • Brand: Samsung
  • Model: SM-R870   
  • Style: Modern
  • Color: Black
  • Screen Size: 44 Millimeters
  • Text Messaging, GPS, 
  • Blood Pressure Monitor, 
  • Heart Rate Monitor, Sleep Monitor,
  • Notifications, ECG 


(Out of stock)

SKU: SM-R870

Categories: Accessories, Smart Watch

Samsung Watch 4 44mm Black Description



Track your fitness progress with the first smartwatch.

  Our body composition measures conveniently. Learn about your body fat percentage, skeletal muscle, body water and more to achieve your goals. The Samsung BioActive sensor and our fastest chip deliver the biggest innovation to the Galaxy Watch


Get a BIA measurement

Using just two fingers in 15 seconds. anytime anywhere.

Samsung's new bioactivity sensor captures your body composition in real time to let you know as you manage your health goals.


Track your activities and your fitness results.

on your watch and phone. Count steps, check calories, and stay on the grid with GPS.

Galaxy Watch4 detects physical activity to keep track of your routine and supports over 90 workouts for more accurate reporting of your workouts. 11


Enjoy every step you take with your friends and family with the Galaxy Watch4.

Track your steps and compete with friends in a fun competition through the live message board. Challenges come with trophy badges and a points system to make exercising fun, motivating, and socially rewarding.


All the data your heart desires

Meet the Samsung BioActive sensor that measures ECG and blood pressure in real time. After the initial calibration, the sensors quickly check your blood pressure. You can also check for abnormal heart rate and rhythm with an ECG and send the data directly to your phone for easy sharing.



Sleek, Seamless, Iconic

Galaxy Watch4 features a simple design with a streamlined Armor Aluminum metal frame. It offers high-end looks and functionality for your workouts and day-to-day tasks.

Choose from a selection of bands, including the Hybrid Leather Band and the Sport Band, to fashion your own band style. Treat your wrist with high-quality materials, comfort fit, and sweat-resistant surfaces


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Samsung Watch 4 44MM Black - Technical Specifications

Network/BearerInfra: Bluetooth, Wi-Fi
Audio and VideoAudio Playing Format: MP3,M4A,3GA,AAC,OGG,OGA,WAV,AMR,AWB

Location Technology: GPS,Glonass,Beidou,Galileo

Wi-Fi: 802.11 a/b/g/n 2.4+5GHz

NFC: Yes

Bluetooth Version: Bluetooth v5.0

Bluetooth Profiles: A2DP,AVRCP,HFP,HSP

Operating systemWear OS Powered by Samsung

Technology (Main Display):Super AMOLED

Size (Main Display):1.4" (34.6mm)

Resolution (Main Display):450 x 450

Color Depth (Main Display): 16M


CPU Speed: 1.18GHz

CPU Type: Dual-Core


Memory (GB): 1.5

Storage (GB): 16

ROM Size (MB)

Available Storage (GB): 7.6

SensorsAccelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical heart sensor, Bioelectrical Impedance Analysis Sensor
Physical specification

Dimension (HxWxD): 44.4 x 43.3 x 9.8 mm

Weight: 30.3 g

BatteryBattery Capacity (mAh, Typical): 361
Color: Black

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