Mens iTouch smart watch gunmetal and black eatch features a gunmetal case, black dial, and black rubber watch band. Case: 44mm x 54mm. Dial: 40mm. Band: 28mm.iOS 7.2 and higher and Android 4.4 and higher compatible230mAh Lithium-ion polymer batteryI/O port is Mini USBX1USB cable and manual includedBluetooth BT4.0To view all functions see buying guide. Style ITC3160BK590-227