Full review: http://androidcentral.com/otterbox-commuter-series-review
The Commuter Series OtterBox is a slimmed-down version of its big brother, the Defender case. Instead of a full three layers of protection, there is just the internal soft silicon core and an external hard plastic skeleton. MicroUSB and headphone jacks are protected with flaps, while the hard power and volume keys are accessible through the skin, and the camera and speaker are open