Required to use smartwatch over cellular; rate plan required
Wi-Fi connectivity
Wi-Fi 4 (802.11n)
Wi-Fi connectivity
802.11a/b/g/n
Bluetooth technology
v5.3
Bluetooth® technology
v4.2 + EDR, A2DP, LE
SIM type
Electronic SIM
SIM type
Nano
4G
HSPA/UMTS
GSM/GPRS/EDGE
850/900/1800/1900MHz
World phone
Quad-band
HD Voice capable
Yes
Wi-Fi-capablity
2.4GHz
Noise suppression
Media Tek MagiNR_Dual_version: 14.7
Wireless emergency alerts (CMAS) capable
Yes
FirstNet Ready®
Yes
Workout
Improved Workout app with new metrics, new views, and advanced ways to train.
Advanced safety features
Siren, Backtrack, Fall Detection, Emergency SOS and Crash Detection.
Activity
Set workout-specific goals, see full summaries when you're done, and track how you're trending over time.
ECG
Generates an ECG similar to a single-lead electrocardiogram.
Heart Rate
Keep tabs on your resting, walking, and workout recovery heart rate.
Sensors
Electrical heart sensor
Third-generation optical heart sensor
Blood oxygen sensor
Temperature sensor
Depth gauge
Water temperature sensor
Compass
Always-on altimeter
High-g accelerometer
High dynamic range gyroscope
Ambient light sensor
Temperature sensor
Yes
Text messaging
Yes
Text messaging
Yes
Mobile email
POP3/IMAP
Music player
Apple Music®
Music player
Yes
Rear-facing camera
2MP FF with 1/5” sensor size, 2P lens, 4x zoom
Video capture
960P @30fps
Video playback
480P @30fps
Hearing Aid (HAC) rating
M4,T4
Device Eco-rating
The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)
Substances of concern
3/4
Environmentally preferable materials
0/3
Energy efficiency and charging
1/1
End of life and recycling
2/2
Environmentally and socially responsible manufacturing
9/10
Total Eco-score
15/20 (3-star) Please visit att.com/ecospace for additional information.
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