1.54" LCD 240x240 pixels capacitive HD touch screen.built in SIM card slot and TF card slot(both card not included here)1.3M camera</br>It becomes a standalone watch phone with SIM card inserted working in 2G GSM 850/900/1800/1900 MHz Network. You can send and read texts make or receive calls on your watch. Simply like a GSM cell phone. Without SIM card it works as a cell phone companionreceiving and making calls getting texts via bluetooth.</br>Function:Bluetooth DialerPedometerSleep monitorSedentary ReminderMusic PlayerFM Radio;Alarm Clock Remote cameraBluetooth SMS/IM Message NotifierMessage ReminderCall ReminderAnswer Calldial call</br>NFC for bluetooth match fast and easily. Compatible with mobile phone with Android OS and Apple IOS. Please refer to the user's manual to check the exact specifications before using</br>This smart watch can work with iphone android Samsung phones or any devices via Bluetooth 3.0 connection.(Note:Compatible with Android System(full function support) IOS System (limited function supportit can work with iPhone as a Bluetooth devicebut Notification PushRemote cameraAnti-lost are currently unavailable on iOS)</br></br>Product Description</br></br><p><b>Function parameters </b><br> 1. NFC: Quickly connect the bluetooth <br> 2. Call Function: GSM 850/900/1800/1900MHz four frequency conversation?? support 2G network phone call <br> 5. Phone calls reminding: Ring and vibration remind; <br> 6. Clock display: 3 ways show display clock?? free switch; Click to switch <br> 7. Pedometer: Movement step record?? calories calculation?? movement mileage records;</p> <p><b>Sync from Iphone or Android Phone</b><br> <b>Watch Style Cell Phone:?</b> </p> <ul> <li>Insert GSM 2G Micro sim card?? use as a regular cell phone.</li> <li>Call your carrier to verify if they are GSM network</li> <li>Sim card should be 2G Micro Sim Card (3G or 4G sim card is NOT available).</li> </ul> <p><b>Bluetooth Smartwatch:?</b> </p> <ul> <li>Connect to your Iphone or Android phone?? Sync calls?? call history?? phonebook or music to this watch.</li> <li>This function is available with or without sim card.</li> <li>All