Citizen® Women。Connectivity has come to ladies\' timepieces with this model from Citizen. The silver-tone stainless steel bracelet is perfectly matched to the blue dial for a modern style. This watch connects to the Citizen Connected app on your compatible smartphone, bringing a range of features such as Bluetooth connectivity; Time/Date synced to GSM time with automatic time zone adjustments; vibration alerts for items such as emails, calendar events and calls; an alarm; goal-tracking; the ability to control music; and remote photo-taking capabilities. These are just a handful of the powerful features this elegant timepiece brings to the table. FEATURES BAND: Bracelet DIAL: Blue CASE SIZE (MM): 36 CASE MATERIAL: Silver-Tone, Stainless Steel WATER-RESISTANCE: WR50/5Bar/166ft [Still Water Swimming] CRYSTAL: Mineral Crystal FUNCTIONS: YF10-04A, Bluetooth Connectivity, Date, Time/Date Sync - sync to GSM time and date set on your compatible smartphone, Time/Date Sync, Vibration Alert: Email, Notification and Call Filtering, Alarm, iPhone Bluetooth Technology, Connectivity Features iPhone and Android Bluetooth, Calendar Event Notification, Bluetooth Connection Link Loss - your watch will vibrate to let you know when you have moved out of range, Ability to track sleep, Goal Tracking, Estimated Commuting Time, Volume Adjustment, Control Music, Take Remote Photos, Activity Progress Tracker - track steps, distance, calories burned, sleep, and personal goals