Iphone 3g 8gb - used but perfect working order +

perfect working order iphone 3g 8gb locked to O2 network been used for years but all working as should be, have used clear screen protectors so screen very good comes complete with: 1. Original box, 2. Headphones (hardly used), 3. Instructions 4. Audio connection cable for aux input 5. Hard clear rear plastic cover looking for £100, ono......everything is negotiable !!!