The user-interface is simple to use on the 1.54-inch AMOLED display, plus it comes with the most responsive touch screen to date, sharing the same AMOLED display as the leading smartwatches. You can update your Facebook, tweet on Twitter or play games all from the expediency from your wrist. By using a Quad-Core processor, the XS11's performance can match many mobile phones on the market today. Running applications and multitasking will not be a problem as it has more than one core to deal with the whole operating process. General OS Version: 5.1 CPU: MTK6580 Quad Core Processor Speed (max): 1.3 GHz ROM: 4gb RAM: 1gb 2G:GSM 850/900/1800/1900 3G:850/1900/2100 WiFi: 802.11 b/g/n GPS Bluetooth 4.0 Adobe Flash Google Play Store Portable Wi-Fi Hot Spot Mic and Speaker Battery Size: 450mAh Usage Time: 15 Hours Display Display Size: 1.54-inch AMOLED Pixels Per Inch: 214 ppi Display Resolution: 320x320 AMOLED Touch Display Memory Internal: 4GB Media Formats Audio: MP3, ACC, AMR, M4A, MID, WMA, FLAC, APE, AAC, WAV Picture: JPEG, PNG, GIF, BMP eBook: PDF, TXT Ports 1x SIM Card Slot - GSM Sim Card type: Micro Micro SD Card Slot Micro USB Sensors Accelerometer Sensor Gravity Sensor.Dimensions Main product dimensions: 27.5x43x17mm (L x W x D) Main product weight: 66g. The item "Indigi NEW 2019 3G SmartWatch 1.54 OLED Display QuadCore Pedometer WiF" is in sale since Wednesday, November 11, 2015. This item is in the category "Cell Phones & Accessories\Cell Phones & Smartphones". The seller is "indigi" and is located in Millbrae, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Cyprus, Slovenia, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, Hong Kong, Ireland, Netherlands, Poland, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Brazil, Costa rica, Dominican republic, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Uruguay, Viet nam, Sweden.