* It is 903+ (plus) model which dramatically improved durability, operability, and functionality from the conventional 903. * The audio alert function will inform you of information such as remaining battery level, out of communication range, mute ON etc. by voice. * OpenMIC (open microphone) TM technology allows you to listen to the surrounding sound with a single touch while playing music. * Bass boosted full range of stereo sound and dual microphone compatible with clear calling performance with AudioIQ 2 technology * Jogging, from workout at the gym, to commuting / school, indoor use, your active lifestyle It supports Bluetooth headphones. Carrying pouch included.
