Do Smartwatches need to be connected to a phone?

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Tags

1. #always
2. #phone
3. #support
4. #independently
5. #operate
6. #watch
7. #replace
8. #great
9. #cellular
10. #fully
11. #standalone
12. #while
13. #smartwatches
14. #connection
15. #those
16. #require
17. #thanks