Feature: 100% brand new and high quality Quantity:1pcs Pedometer, Sleep Tracker, Message Reminder, Call Reminder, Answer Call, Dial Call, Remote Control, Push Message This GV18 wristwatch can be used as phone freestanding with SIM card.Compatibility: Compatible for All Android and iOS Mobile Phone & Android Tablet PC. Compatible For Android Mobile Phone: Samsung, HTC, Sony, LG, HUAWEI, ZTE, OPPO, XIAOMI, and so on. Compatible For iOS Mobile Phone For : iPhone 6, iPhone 6 plus, iPhone 5, iPhone 5s , iPhone 4, iPhone 4s All functions supported by android 4.3 and up smart phones. But for iPhone, it just support Android Tablet PC: For Samsung, Nexus, Onda, Newsmy, and so on. answer & call, phone book, music play, camera, clock, edometer, phone anti-lost alert. SMS, Radio, remote camera control and sleep monitoring still not supportedSpecifications:ParametersFunction parametersDimension58.5 * 39.5 * 12.3 mmCall functionGSM/GPRS 850/900/1800/1900 four frequency callSurface treatment processStainless steel colorDial, hands-free, phone records, phone bookPacking size100*100*75mmBluetooth headsetweight50gMessage local SMSHardware ParametersSMS Bluetooth synchronization pushCPU533MHz MTK6260AEntertainmentMP3, MP4, AVI format for local playback; Bluetooth music playerMemoryMemoryReminderbell and vibrating alertDisplay1.5'' inch TFT HD LCD; 240*240 pxclock display3 sets of clock display, Free switchBluetoothV3.0Bidirectional anti lostanti-lost to remind; bidirectional searchCamera1.3MPedometerexercise step counting, calorie consumption calculationBattery450mAh PolymerRemindsedentary long seat reminderAcceleration sensor3D acceleration, step counting analysis sedentary reminder, sleep monitor, Anti lost, remote camera Sleep monitoringmonitoring the quality of sleepNFC SupportAdapt automatically and data syncPhotographwatch photograph, local memory storageCompass Support Camera watch mobile phone to mobile phone remote controlBluetooth push informationQQ, Twitter, Facebook, micro letter timely information; message push; news client informationOther functionsalarm clock; calendar stopwatch; calculatorPackage Content: 1 X GV18 Smart Bluetooth Watch 1 X USB Charging/ Data Cable 1 X Screwdriver 1 X US 5V 1A Plug 1 X Rechargeable Li-ion Polymer Battery