CPU: MTK2503C Style: Smart Watch Dimension: 44mm*38mm*10.7mm Weight: 50g Shell: aluminum Strap: TPDIV Standard 44mm Charger: Wireless charger Color: Black/Silver/Gold/Blue/Red Storage: RAM 64M + ROM 256M Screen: 1.78 inch HD IPS 320*385 Touch plane: 2.5D capacitance touch plane Battery: Li-ion battery 320mAh Speaker: sound feedback Motor: shake feedback Heart rate: support ECG: support Blood oxygen: support Sport: support Record: support SIRI: support Pedometer: support Sedentary reminer: support Sleep monitor: support Dialer: support Alarm clock: support Calculator: support World clock: support Stopwatch: support Language: english/chinese/francais/espanol/portugues/italian/deutsch/bahasa indonesia/czech/dutch/tieng viet/turke/persian/hebrew/greek/korean... Others: APP synchronize weatherGPSnotification push...