[frontend] SFX6008 update snr/db (#3447)

[GitHub]

[frontend] SFX6008 update snr/db (#3447)

* [frontend] SFX6008 update snr/db

thanks @Captain

* Add info GB Trio 4K

(cherry picked from commit b99905e4f396066047acca61e9b0cd28395ad736)

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