It also has a refined dual speaker setup, four high - quality microphones and active noise cancelling headphones included in the box. (androidcentral.com)
The stereo speaker setup in the device has been updated to be 25 percent louder with deeper bass. (macrumors.com)
The speaker produces a clean sound, with no distortion, but doesn't get especially loud, even when compared to single speaker setups on some other smartphones. (androidauthority.com)