This is a Sony Ericsson W800i mobile phone. 

The phone is any network, but not network 3, it only works on T Mobile, Vodafone and O2. 

The screen has some scratches 

The phone has some wear and dirt here and there on the front, back and the sides as you can see in the pictures, but overall it is in good condition. 

The phone has a good battery life. 

The phone comes with a charger.