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General characteristics Samsung Galaxy Watch 4 SM-R870 (Samsung Galaxy Watch 4 44mm SM-R870) declared by the manufacturer. The high-resolution pictures of the motherboard and electronic components.
Main and additional circuit boards Samsung Galaxy Watch 4 SM-R870
Side 1
Characteristics
Features
Type
Smartwatch
OS
Android Wear OS 4, One UI Watch 5
SIM type/size
eSIM
SIM
- - -
Dimensions
44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
Weight
30.3 g (1.06 oz)
Display
Display type
Super AMOLED
Size
1.4 inches
Resolution
450 x 450 pixels
PPI density
321
Protection
Corning Gorilla Glass DX+
Multimedia
Main camera
No
Main camera Video
No
Front (selfie) camera
No
Front (selfie) camera Video
No
Audio
- - -
Headphone jack
No
Network
Technology
GSM / HSPA / LTE
LTE
Yes, 4G bands 1, 3, 5, 7, 8, 20
Interfaces
Wi-Fi 802.11 a/b/g/n, dual-band, Bluetooth 5.0, A2DP, LE
Satellite navigation
Yes, GPS, GLONASS, GALILEO, BDS
Processor and Memory
System on a chip
Exynos W920
CPU
Dual Core Cortex-A55 1.18 GHz
GPU
Mali-G68
Internal memory
16 GB
RAM
1.5 GB
Card slot
No
Battery
Battery capacity
Li-Ion 361 mAh
Charging port
No
Other
Announced
2021, August
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Based on our experience, we made a selection of the most common malfunctions of mobile devices and evaluated the difficulty of performing repairs for each of them. The final evaluation of the difficulty of the repair is the sum of all the parameters.
This difficulty rating is also applicable for all models Samsung Galaxy Watch 4 SM-R870 — Samsung Galaxy Watch 4 44mm SM-R870 released for markets in different countries.
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