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Chip platform ASR3603S * Base frequency 832MHz * Architecture One-core ARM Cortex-R5 processor * Number of cores Single-core◇ Supports the following standards: GSM\WCDMA\TDD-LTE\FDD-LTE◇ Frequency bands FDD: B1 B2 B3 B5 B7 B8 B20           WCDMA: B1 B2 B5 B8 GSM: Band B2\B3\B5\8◇ Data rate: "2G Data rate: GPRS" "3G Data rate: DC-HSPA+\4.2\2.2Mbps" "4G Data rate: CAT1"◇ Storage Description * Memory capacity RAM+ROM RAM 128Mb + built-in ROM 196Mb ◇Positioning function description: GPS * GPS supported Chip model: TD1030 GPS signal: L1, 1575.42MHz C/A code Number of GPS channels: 72 channels GPS positioning accuracy: 5- 15m GPS antenna: LDS/ceramic * AGPS supported AGPS fast positioning time: Cold start 28 seconds LBS * LBS base station positioning supported Base station positioning accuracy: 100-1000M WIFI * WiFi supported, only supports RX only WiFi chip model: Built-in WiFi standard 802.11b\802.11g\802.11n ◇Screen Parameters * Screen Type LCD * Screen Manufacturing Process IPS * Size 1.28inch * Resolution 240*240◇ Camera Description * Front camera pixel\aperture value 30W * Lens type CMOS * Front camera IC G032A◇ Sensor Application Description * Gravity Sensor YES◇ Main Function Description: Dialing, Video Call, Phone Book, Up to 15 Contacts, Micro Chat, Photo Taking, Alarm Clock, Stopwatch, Calculator, Step Counter, Settings including various watch function settings, Scenario Mode, Location Query, Setracker2/PC Backend, App or PC Version, SOS Emergency Call Watch switch between Chinese, English, Portuguese, Russian, Spanish, German, French, Turkish, Vietnamese, Italian, Polish, Dutch, Czech, Slovak, and Hungarian