Authentic Mobile Phone 4S 32GB/64GB Unlocked Mobile Phone with 1 years international warranty This phone is unlocked and can be used with Micro SIM card. No activation required (check carrier frequency requirements) Voice Compatibility: Quad Band 850 / 900 / 1800 / 1900 MHz, (AT&T USA, T-Mobile USA and Other GSM carriers) Data Compatibility: 900 / 2100 MHz (Europe 3G Standard) Feature: 5+ Megapixel Camera, Bluetooth, Calendar, Camera, Candy Bar Form, Email Client, FM Radio, GPS / Location, Megapixel Camera, MP3, Smartphone, Speaker Phone, Touch Screen, Video Capture, Video Clip, Wi-Fi