This is a meaty - sounding speaker array with good bass for a phone and unusually solid separation of the parts of a mix. (techradar.com)
The back houses a bass port, allowing air moved by the drivers to flow more freely, for better bass depth. (pcmag.com)
Even uncovered the speakers just aren't all that good, able to go up to an impressive quality but not able to deliver good bass or even accurate highs. (wolfsgamingblog.com)