The keb24 is lightweight with an in the ear design for deep bass and listening to music on the go the keb24 features a dynamic element that is positioned just outside the ear for extended frequency response of 15 20 000hz the keb24 includes small medium and large silicone ear cushions for a customized fit to enhance isolation when you want to eliminate ambient sounds that interfere with the listening experience a flexible strain relief has been added for comfort the keb24 is available i