First and foremost, this unit is a high quality quad band GSM (850MHz, 900MHz, 1800MHz, 1900MHz) unlocked mobile phone that fits on your wrist. Stick in a SIM card and use it as a highly convenient mobile phone. This phone features a high quality touchscreen LCD display and virtual keypad for quick dialing and texting while on the go. It also comes with a great Bluetooth headset for further versatility.