Returned Resale - Returned open box phones from TTfone - Grab a bargain. All phones are fully tested and are working. Phones may come with small cosmetic imperfections. The TTfone TT20 4-inch Android Smartphone is modern technology at its very best, with its DUAL SIM standby option it is the best choice for buyers of budget high tech smartphones. - It does not come with a mains charger, it is sold separately. - Unlocked - simply insert your existing SIM card, can be a Pay As You Go or contract SIM (except the Three, ID and Smarty network).