It's unlocked to all networks and perfectly work with any Sim card and already installed with latest software. Product Features: GSM UNLOCKED · GSM Frequencies: GSM 850 / 900 / 1800 / 1900 · 3G Network : HSDPA 850 / 900 / 1900 / 2100 · GPRS data communications · Bluetooth Wireless · LED-backlit IPS TFT, capacitive touchscreen, 16M colors · 640 x 960 pixels, 3.5 inches (~330 ppi pixel density) · Scratch-resistant oleophobic surface · Multi-touch input method · 8 MP, 3264x2448 pixels, autofocus, LED flash · 16 GB storage Package Contents: · Apple iPhone 4S Home Charger · Apple iPhone 4S USB Cable · Apple iPhone 4S Stereo Headset · Apple iPhone 4S User's Manual Please contact us for more information and purchase inquiries. Email: [email protected] Thanks.