This Certified Refurbished product has been tested and certified to work and look like new?? with minimal to no signs of wear?? by a specialized third-party seller approved by Amazon. The product is backed by a minimum 90-day warranty?? and may arrive in a generic brown or white box. Accessories may be generic and not directly from the manufacturer.</br>2G: GSM 850 / 900 / 1800 / 1900?? 3G: HSDPA 850 / 900 / 1700 / 1900 / 2100</br>3.