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Toys, Games & Music

Voice Amplifier Personal Microphone, 15W High Fidelity Portable Microphone and Speaker, ResponseBridge 2000mAh Durable Battery for 12-15 Hours Use (R511G)

Toys, Games & Music4.0· 89 Amazon ratings

Bias-adjusted across 89 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Toys, Games & Music.

17.1%
Percentile · Global
11.6%
Percentile · Cohort
Toys, Games & Music
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Voice Amplifier Personal Microphone, 15W High Fidelity Portable Microphone and Speaker, ResponseBridge 2000mAh Durable Battery for 12-15 Hours Use (R511G)

How the score was built

Amazon ratings
89

used for the Bayesian percentile

Raw star average
4.0 / 5

unadjusted Amazon mean

Bayesian avg
4.15

raw rating shrunk to the category prior

Reviewer-graph z
-1.000

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Toys, Games & Music

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