Sound Quality 5/5: Given that this model of earbuds allow in ambient noise and do not have silicone seals, the sound quality is quite good, even with minimal burn in. In quiet environments, the bass is quite punchy and the overall clarity is better than I expected. However, when ambient noise is prevalent and the volume must be turned up, there tends to be a bit of tinniness. This is quite common with this style of earbuds, which are not meant to be worn in loud environments.Functionality 4/5: TSee full review