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Watch Series 8 41mm TD-LTE CN A2857

Watch Series 8 41mm TD-LTE CN A2857

from Apple
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Overview & Features

Brand
Apple
Brief
This cellular variant of Watch S8 has been optimized for use in mainland China, Hong Kong, and Macao.
Model
Watch Series 8 41mm TD-LTE CN A2857
OEM ID
N198sAP
Codename
Apple Watch 6,16
Released
2022 Sep 16
Announced
2022 Sep 7
General Extras
Haptic touch feedback
Tactile touch feedback
Hardware Designer
Apple
List of Additional Features
Ion-X Sapphire glass screen, changeable straps, iOS 16 support, 3rd gen optical and electrical heart-rate sensors, LTPO OLED Retina Display, UWB support, Fall Detection, Crash Detection

Technical Specifications

Display

Pixel Size
0.07612 mm/pixel
Resolution
352x430
151360 pixels
Display Area
877 square millimeter
Display Type
Color AM-OLED
display
Display Width
26.79 mm
Pixel Density
334 PPI
Display Height
32.73 mm
Display Diagonal
42.3 mm
Display Color Depth
24 bit/pixel
Display Illumination
Self-illuminating
Display Refresh Rate
60 Hz
Display Subpixel Scheme
Yes
Display Area Utilization
61.1%
Number of Display Scales
16.8M
Scratch Resistant Screen
Yes
Display Dynamic Range Depth
8 bit/pixel
Horizontal Full Bezel Width
8.21 mm
Display Light Reflection Mode
Yes

Power Supply

Battery
Lithium-ion
built-in
1-cell
Talk Time
1.5 hours
Wireless Charging
Yes
Estimated Battery Life
18.0 hours
Nominal Battery Energy
1.09 Wh
Average Current Talking
188 mA
Nominal Battery Voltage
3.85 Volts
Nominal Battery Capacity
282 mAh battery
Estimated Average Current
16 mA
Nominal Cell Voltage (1st cell)
3.85 Volts
Nominal Cell Capacity (1st cell)
282 mAh cell

Sound Playing

Audio Output
No
Loudspeaker(s)
mono

Cellular Phone

SAR (head)
1.160 W/kg
US standard (max. 1.6 W/kg @ 1g)
measurement method
SIM Card Slot
e-SIM (embedded)
Cellular Antenna
Internal antenna
Cellular Controller
Apple S8
2nd highest SAR (head)
0.310 W/kg
EU standard (max. 2 W/kg @ 10g)
measurement method
Supported Cellular Bands
UMTS 2100MHz (Band I, IMT)
UMTS 1900MHz (Band II, PCS)
UMTS 1700/2100MHz (Band IV, AWS)
UMTS 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)
LTE 2100 MHz (Band 1)
LTE 1900 MHz (Band 2, PCS)
LTE 1800 MHz (Band 3)
LTE 1700/2100 MHz (Band 4, AWS)
LTE 850 MHz (Band 5)
LTE 2600 MHz (Band 7)
LTE 900 MHz (Band 8)
LTE 800 MHz (Band 18)
LTE 800 MHz (Band 19)
LTE 800 MHz (Band 20)
LTE 1900 MHz (Band 25)
LTE 850 MHz (Band 26)
LTE 700 MHz (Band 28)
TD-LTE 1900 MHz (Band 39)
TD-LTE 2300 MHz (Band XL)
TD-LTE 2500 MHz (Band XLI)
LTE 1700/2100 MHz (Band 66)
bands
Complementary Phone Services
Voice transmission
Voice speaker
Vibrating Alert
Supported Cellular Data Links
UMTS 384 kbps (W-CDMA)
HSUPA (Cat. unspecified)
HSUPA 5.76 Mbps (Cat. 6)
HSDPA (Cat. unspecified)
HSPA+ 21.1 Mbps (Cat. 18)
DC-HSDPA 42.2 Mbps (Cat. 24)
LTE (Cat. unspecified)
LTE 100 Mbps / 50 Mbps (Cat. 3)
LTE 150 Mbps / 50 Mbps (Cat. 4)
LTE 300 Mbps / 50 Mbps (Cat. 6)
data links

Audio Subsystem

Audio Channel(s)
stereo

Sound Recording

Microphone(s)
mono

Auxiliary Camera

Aux. Camera Image Sensor
No

Built-in Sensors

Built-in compass
3D (3-axis)
compass
Additional sensors
Altimeter
Barometer
Heart rate sensor
Blood oxygen sensor
Light intensity sensor
Step counter
Temperature sensor
Built-in gyroscope
Yes
Built-in accelerometer
3D (3-axis)
accelerometer

Operative Memory

RAM Type
LPDDR4x SDRAM
RAM Capacity
1024 MiB RAM

Ingress Protection

Protection from liquids
9 Protected against high temperature high pressure spray downs
Protection from solid materials
6 Totally protected from dust (no ingress)
Immersion into liquids (depth limit)
5000 cm

Control Peripherals

Scroll Wheel
Pressable rotary scroll wheel
Touchscreen Type
Capacitive multi-touch sensing
screen
Touchscreen Simultaneous Touch Points
Yes

Graphical Subsystem

Graphical Controller
N/A

Non-volatile Memory

Non-volatile Memory Type
Flash EEPROM
Non-volatile Memory Capacity
30518 MiB
Non-volatile Memory Interface
Yes

Physical Attributes

Mass
32.2 g
Depth
10.7 mm
Width
35 mm
Height
41 mm
Bounding Volume
15.4 ccm

Multimedia Broadcast

FM Radio Receiver
No

Satellite Navigation

Satellite Antenna
Internal antenna
Navigation Controller
Apple S8
Supported GPS protocol(s)
GPS (NMEA 0183)
Supported Galileo service(s)
E1
Supported BeiDou system (BDS)
B1I
BeiDou receiver
Supported GLONASS protocol(s)
L1OF
Complementary Satellite Services
Assisted GPS
QZSS

Software Environment

Platform
Apple iOS / iPadOS
Software Extras
Voice Command
Intelligent personal assistant
Operating System
Apple watchOS 9

Audio/Video Interfaces

A/V Out
No

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor
No

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor
No

Auxiliary Camera No. 4

Aux. 4 Camera Focus
No
Aux. 4 Camera Image Sensor
No

Primary Camera System

Flash
No
Focus
No
Camera Image Sensor
No

Geographical Attributes

Price
3799
Chinese Yuan
Market Regions
Asia
Southeast Asia
Mobile Operator
China Mobile Limited
China Telecom Corporation Limited
China Unicom Netcom Limited
Hong Kong CSL Mobile Limited
SmarTone Mobile Communications Limited
Market Countries
China
HK

Secondary Camera System

Secondary Camera Sensor
No

Communication Interfaces

NFC
Yes
USB
No
No
Bluetooth
Bluetooth 5.3
Internal antenna
Wireless LAN
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Internal antenna
USB Connector
No
Expansion Interfaces
No

Secondary Cellular Phone

Sec. Supported Cellular Networks
No

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor
No

Application processor, Chipset

CPU
Apple S8 (T8301), 2022, 64 bit, dual-core, 7 nm
CPU Clock
1800 MHz

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor
No

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