Color: Silver Feature: 3G, Auto Focus, Dual SIM Card, EMAIL, FM Radio, GPS Navigation, MP3 Playback, Touch Screen, WiFi Operation System: for Apple and Android Smart Watch for Apple and Android Smart Watch Camera: 3 - 7MP Band Material:silica gel Case Material: plastic Function: 24 hour instruction, Alarm Clock, Altitude Meter, Answer Call, Attemper, CALENDAR, Call Reminder, Dial Call, Fitness Tracker, Message Reminder, Noctilucent, Phase of the Moon, Power Reserve, Sleep Tracker, Small Second, THERMOMETER, Calculators, COMPASS, Speed Measurement, Answer Call,Alarm Clock,Speed Measurement,Sleep Tracker Product Name: Bluetooth Mobile Watch Phones Color: silver BT Version: V4.0+EDR for Apple Watch V4.0+EDR for Apple Watch Language for Choose: English,French,Italian,Spanish,Polish,Turkish,German,Russian Charging Time: 1~2 hours Standby Time: 100 Hours Talk Time: 4~5 hours Network Mode: 2G Android Smart Watch ROM: <128MB