Apple iPhone 4S - 64GB - White Smartphone ?

I am selling a brand new iPhone 4s White, It is 64gb and still sealed in original iPhone box. The original retail price of this phone in 64gb is currently £699 and I am selling this for £550. The phone is currently on T-mobile but I am not sure if the phone is unlocked to all networks as the phone is still sealed in its original box. If you are interest please contact me on 07984889199 Product Information Product Identifiers Brand: Apple Family Line: Apple iPhone Model: 4S MPN: MD261B/A EAN: 8859094082452 Key Features Capacity: 64GB Colour: White Camera: 8 Megapixel Battery Battery Type: Lithium Ion Battery Capacity: 1432 mAh Battery Talk Time: 840 min Battery Standby Time: 200 hr Display Display Technology: TFT LCD Diagonal Screen Size: 3.5 in. Other Features Touch Screen: Yes Bluetooth: Yes Digital Camera: Yes GPS: Yes Email Access: Yes Internet Browser: Yes Speakerphone: Yes Dimensions Height: 115.2 mm Depth: 9.3 mm Width: 58.6 mm Weight: 140 gr