Android 4.4 Ultra SmartWatch with Android Operating System, Android / Google Apps, e-mail. Many Android App can be installed for use as a normal android mobile phone. Integrated Cell-phone capabilities. Built-in Wi-Fi, GPS, Bluetooth, Camera, Music and Video Player. Cell-Phone Operating Frequency: GSM 850/900/1800/1900. Can be used as a standalone cell-phone watch, by installing an activated GSM SIM card in SmartWatch (activated GSM card is not included, can use your existing GSM SIM card from your phone, or easily get one at any GSM Mobile phone store - eg AT&T Store). 1.54 inches sensitive to touch Capacitive Touch Screen (240*240 pixels) Built-in camera for taking pictures and video. Includes: - Android 4.4 Ultra SmartWatch (with 8GB Flash Installed) - 1pc Micro SIM to Mini SIM card adapter (users with iPhone 4/4S type SIM card can use this adapter) - 1pc Nano SIM to Mini SIM card adapter (users with iPhone 5/5S/5C/6/6 Plus type SIM card can use this adapter) - USB Cable - Power Adapter - Integrated Re-chargeable Battery