Please note that it's HiFi edition!
Buy the VIVO TWS 4 HiFi Earbuds here: https://www.geekwills.com/vivo-tws-4-...

00:00 - Intro
00:21 - Design & Build
01:47 - Sound Quality
02:28 - ANC
03:03 - Other Features
03:41 - Verdict

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